mirror of
https://git.do.srb2.org/STJr/UltimateZoneBuilder.git
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795 lines
No EOL
31 KiB
C#
795 lines
No EOL
31 KiB
C#
using System;
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using System.ComponentModel;
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using System.Drawing;
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using System.Windows.Forms;
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using System.Windows.Forms.VisualStyles;
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//Get the latest version of SplitButton at: http://wyday.com/splitbutton/
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namespace CodeImp.DoomBuilder.Controls
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{
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public class SplitButton : Button
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{
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private PushButtonState _state;
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private const int SplitSectionWidth = 18;
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private static readonly int BorderSize = SystemInformation.Border3DSize.Width * 2;
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private bool skipNextOpen;
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private Rectangle dropDownRectangle;
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private bool showSplit;
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private bool isSplitMenuVisible;
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private int currentmenustripitem; //mxd
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private ContextMenuStrip m_SplitMenuStrip;
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private TextFormatFlags textFormatFlags = TextFormatFlags.Default;
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#region Properties
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[Browsable(false)]
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public override ContextMenuStrip ContextMenuStrip
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{
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get
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{
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return SplitMenuStrip;
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}
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set
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{
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SplitMenuStrip = value;
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}
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}
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[DefaultValue(null)]
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public ContextMenuStrip SplitMenuStrip
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{
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get
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{
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return m_SplitMenuStrip;
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}
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set
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{
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//remove the event handlers for the old SplitMenuStrip
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if (m_SplitMenuStrip != null)
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{
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m_SplitMenuStrip.Closing -= SplitMenuStrip_Closing;
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m_SplitMenuStrip.Opening -= SplitMenuStrip_Opening;
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m_SplitMenuStrip.ItemClicked -= SplitMenuStrip_OnItemClicked;
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}
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//add the event handlers for the new SplitMenuStrip
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if (value != null)
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{
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ShowSplit = true;
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value.Closing += SplitMenuStrip_Closing;
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value.Opening += SplitMenuStrip_Opening;
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value.ItemClicked += SplitMenuStrip_OnItemClicked; //mxd
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CurrentMenuStripItem = currentmenustripitem;
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}
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else
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{
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ShowSplit = false;
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currentmenustripitem = -1; //mxd
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}
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m_SplitMenuStrip = value;
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}
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}
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//mxd
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public int CurrentMenuStripItem
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{
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get { return currentmenustripitem; }
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set
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{
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if (value > -1 && m_SplitMenuStrip != null && m_SplitMenuStrip.Items.Count > value)
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{
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currentmenustripitem = value;
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this.Text = m_SplitMenuStrip.Items[value].Text;
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this.Image = m_SplitMenuStrip.Items[value].Image;
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}
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else
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{
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currentmenustripitem = -1;
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}
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}
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}
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[DefaultValue(false)]
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public bool ShowSplit
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{
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set
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{
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if (value != showSplit)
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{
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showSplit = value;
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Invalidate();
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if (Parent != null)
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Parent.PerformLayout();
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}
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}
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}
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private PushButtonState State
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{
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get
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{
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return _state;
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}
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set
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{
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if (!_state.Equals(value))
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{
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_state = value;
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Invalidate();
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}
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}
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}
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#endregion Properties
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protected override bool IsInputKey(Keys keyData)
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{
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if (keyData.Equals(Keys.Down) && showSplit)
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return true;
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return base.IsInputKey(keyData);
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}
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protected override void OnGotFocus(EventArgs e)
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{
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if (!showSplit)
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{
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base.OnGotFocus(e);
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return;
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}
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if (!State.Equals(PushButtonState.Pressed) && !State.Equals(PushButtonState.Disabled))
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{
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State = PushButtonState.Default;
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}
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}
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protected override void OnKeyDown(KeyEventArgs kevent)
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{
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if (showSplit)
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{
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if (kevent.KeyCode.Equals(Keys.Down) && !isSplitMenuVisible)
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{
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ShowContextMenuStrip();
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}
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else if (kevent.KeyCode.Equals(Keys.Space) && kevent.Modifiers == Keys.None)
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{
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State = PushButtonState.Pressed;
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}
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}
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base.OnKeyDown(kevent);
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}
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protected override void OnKeyUp(KeyEventArgs kevent)
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{
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if (kevent.KeyCode.Equals(Keys.Space))
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{
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if (MouseButtons == MouseButtons.None)
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{
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State = PushButtonState.Normal;
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}
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}
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else if (kevent.KeyCode.Equals(Keys.Apps))
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{
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if (MouseButtons == MouseButtons.None && !isSplitMenuVisible)
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{
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ShowContextMenuStrip();
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}
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}
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base.OnKeyUp(kevent);
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}
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protected override void OnEnabledChanged(EventArgs e)
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{
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State = (Enabled ? PushButtonState.Normal : PushButtonState.Disabled);
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base.OnEnabledChanged(e);
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}
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protected override void OnLostFocus(EventArgs e)
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{
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if (!showSplit)
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{
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base.OnLostFocus(e);
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return;
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}
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if (!State.Equals(PushButtonState.Pressed) && !State.Equals(PushButtonState.Disabled))
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{
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State = PushButtonState.Normal;
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}
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}
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protected override void OnMouseEnter(EventArgs e)
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{
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if (!showSplit)
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{
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base.OnMouseEnter(e);
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return;
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}
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if (!State.Equals(PushButtonState.Pressed) && !State.Equals(PushButtonState.Disabled))
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{
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State = PushButtonState.Hot;
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}
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}
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protected override void OnMouseLeave(EventArgs e)
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{
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if (!showSplit)
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{
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base.OnMouseLeave(e);
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return;
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}
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if (!State.Equals(PushButtonState.Pressed) && !State.Equals(PushButtonState.Disabled))
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{
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State = Focused ? PushButtonState.Default : PushButtonState.Normal;
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}
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}
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protected override void OnMouseDown(MouseEventArgs e)
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{
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if (!showSplit)
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{
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base.OnMouseDown(e);
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return;
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}
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if (dropDownRectangle.Contains(e.Location) && !isSplitMenuVisible && e.Button == MouseButtons.Left)
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{
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ShowContextMenuStrip();
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}
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else
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{
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State = PushButtonState.Pressed;
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}
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}
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protected override void OnMouseUp(MouseEventArgs mevent)
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{
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if (!showSplit)
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{
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base.OnMouseUp(mevent);
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return;
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}
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// if the right button was released inside the button
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if (mevent.Button == MouseButtons.Right && ClientRectangle.Contains(mevent.Location) && !isSplitMenuVisible)
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{
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ShowContextMenuStrip();
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}
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else if (m_SplitMenuStrip == null || !isSplitMenuVisible)
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{
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SetButtonDrawState();
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if (ClientRectangle.Contains(mevent.Location) && !dropDownRectangle.Contains(mevent.Location))
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{
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//OnClick(new EventArgs());
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if(currentmenustripitem != -1) m_SplitMenuStrip.Items[currentmenustripitem].PerformClick();
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}
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}
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}
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protected override void OnPaint(PaintEventArgs pevent)
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{
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base.OnPaint(pevent);
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if (!showSplit) return;
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Graphics g = pevent.Graphics;
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Rectangle bounds = ClientRectangle;
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// draw the button background as according to the current state.
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if (State != PushButtonState.Pressed && IsDefault && !Application.RenderWithVisualStyles)
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{
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Rectangle backgroundBounds = bounds;
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backgroundBounds.Inflate(-1, -1);
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ButtonRenderer.DrawButton(g, backgroundBounds, State);
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// button renderer doesnt draw the black frame when themes are off
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g.DrawRectangle(SystemPens.WindowFrame, 0, 0, bounds.Width - 1, bounds.Height - 1);
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}
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else
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{
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ButtonRenderer.DrawButton(g, bounds, State);
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}
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// calculate the current dropdown rectangle.
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dropDownRectangle = new Rectangle(bounds.Right - SplitSectionWidth, 0, SplitSectionWidth, bounds.Height);
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int internalBorder = BorderSize;
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Rectangle focusRect =
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new Rectangle(internalBorder - 1,
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internalBorder - 1,
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bounds.Width - dropDownRectangle.Width - internalBorder,
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bounds.Height - (internalBorder * 2) + 2);
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bool drawSplitLine = (State == PushButtonState.Hot || State == PushButtonState.Pressed || !Application.RenderWithVisualStyles);
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if (RightToLeft == RightToLeft.Yes)
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{
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dropDownRectangle.X = bounds.Left + 1;
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focusRect.X = dropDownRectangle.Right;
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if (drawSplitLine)
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{
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// draw two lines at the edge of the dropdown button
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g.DrawLine(SystemPens.ButtonShadow, bounds.Left + SplitSectionWidth, BorderSize, bounds.Left + SplitSectionWidth, bounds.Bottom - BorderSize);
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g.DrawLine(SystemPens.ButtonFace, bounds.Left + SplitSectionWidth + 1, BorderSize, bounds.Left + SplitSectionWidth + 1, bounds.Bottom - BorderSize);
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}
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}
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else
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{
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if (drawSplitLine)
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{
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// draw two lines at the edge of the dropdown button
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g.DrawLine(SystemPens.ButtonShadow, bounds.Right - SplitSectionWidth, BorderSize, bounds.Right - SplitSectionWidth, bounds.Bottom - BorderSize);
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g.DrawLine(SystemPens.ButtonFace, bounds.Right - SplitSectionWidth - 1, BorderSize, bounds.Right - SplitSectionWidth - 1, bounds.Bottom - BorderSize);
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}
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}
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// Draw an arrow in the correct location
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PaintArrow(g, dropDownRectangle);
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// paint the image and text
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PaintTextandImage(g, ClientRectangle /*new Rectangle(0, 0, ClientRectangle.Width, ClientRectangle.Height)*/);
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// draw the focus rectangle.
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if (State != PushButtonState.Pressed && Focused && ShowFocusCues)
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{
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ControlPaint.DrawFocusRectangle(g, focusRect);
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}
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}
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private void PaintTextandImage(Graphics g, Rectangle bounds)
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{
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// Figure out where our text and image should go
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Rectangle text_rectangle;
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Rectangle image_rectangle;
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CalculateButtonTextAndImageLayout(ref bounds, out text_rectangle, out image_rectangle);
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//draw the image
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if (Image != null)
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{
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if (Enabled)
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g.DrawImage(Image, image_rectangle.X, image_rectangle.Y, Image.Width, Image.Height);
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else
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ControlPaint.DrawImageDisabled(g, Image, image_rectangle.X, image_rectangle.Y, BackColor);
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}
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// If we dont' use mnemonic, set formatFlag to NoPrefix as this will show ampersand.
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if (!UseMnemonic)
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textFormatFlags = textFormatFlags | TextFormatFlags.NoPrefix;
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else if (!ShowKeyboardCues)
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textFormatFlags = textFormatFlags | TextFormatFlags.HidePrefix;
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//draw the text
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if (!string.IsNullOrEmpty(Text))
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{
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if (Enabled)
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TextRenderer.DrawText(g, Text, Font, text_rectangle, ForeColor, textFormatFlags);
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else
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ControlPaint.DrawStringDisabled(g, Text, Font, BackColor, text_rectangle, textFormatFlags);
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}
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}
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private void PaintArrow(Graphics g, Rectangle dropDownRect)
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{
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Point middle = new Point(Convert.ToInt32(dropDownRect.Left + dropDownRect.Width / 2), Convert.ToInt32(dropDownRect.Top + dropDownRect.Height / 2));
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//if the width is odd - favor pushing it over one pixel right.
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middle.X += (dropDownRect.Width % 2);
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Point[] arrow = new[] { new Point(middle.X - 2, middle.Y - 1), new Point(middle.X + 3, middle.Y - 1), new Point(middle.X, middle.Y + 2) };
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g.FillPolygon(Enabled ? SystemBrushes.ControlText : SystemBrushes.ButtonShadow, arrow);
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}
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public override Size GetPreferredSize(Size proposedSize)
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{
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Size preferredSize = base.GetPreferredSize(proposedSize);
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//autosize correctly for splitbuttons
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if (showSplit)
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{
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if (AutoSize) return CalculateButtonAutoSize();
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if (!string.IsNullOrEmpty(Text) && TextRenderer.MeasureText(Text, Font).Width + SplitSectionWidth > preferredSize.Width)
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return preferredSize + new Size(SplitSectionWidth + BorderSize * 2, 0);
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}
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return preferredSize;
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}
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private Size CalculateButtonAutoSize()
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{
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Size ret_size = Size.Empty;
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Size text_size = TextRenderer.MeasureText(Text, Font);
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Size image_size = Image == null ? Size.Empty : Image.Size;
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// Pad the text size
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if (Text.Length != 0)
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{
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text_size.Height += 4;
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text_size.Width += 4;
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}
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switch (TextImageRelation)
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{
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case TextImageRelation.Overlay:
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ret_size.Height = Math.Max(Text.Length == 0 ? 0 : text_size.Height, image_size.Height);
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ret_size.Width = Math.Max(text_size.Width, image_size.Width);
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break;
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case TextImageRelation.ImageAboveText:
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case TextImageRelation.TextAboveImage:
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ret_size.Height = text_size.Height + image_size.Height;
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ret_size.Width = Math.Max(text_size.Width, image_size.Width);
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break;
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case TextImageRelation.ImageBeforeText:
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case TextImageRelation.TextBeforeImage:
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ret_size.Height = Math.Max(text_size.Height, image_size.Height);
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ret_size.Width = text_size.Width + image_size.Width;
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break;
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}
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// Pad the result
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ret_size.Height += (Padding.Vertical + 6);
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ret_size.Width += (Padding.Horizontal + 6);
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//pad the splitButton arrow region
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if (showSplit) ret_size.Width += SplitSectionWidth;
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return ret_size;
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}
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#region Button Layout Calculations
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//The following layout functions were taken from Mono's Windows.Forms
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//implementation, specifically "ThemeWin32Classic.cs",
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//then modified to fit the context of this splitButton
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private void CalculateButtonTextAndImageLayout(ref Rectangle content_rect, out Rectangle textRectangle, out Rectangle imageRectangle)
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{
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Size text_size = TextRenderer.MeasureText(Text, Font, content_rect.Size, textFormatFlags);
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Size image_size = Image == null ? Size.Empty : Image.Size;
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textRectangle = Rectangle.Empty;
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imageRectangle = Rectangle.Empty;
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switch (TextImageRelation)
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{
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case TextImageRelation.Overlay:
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// Overlay is easy, text always goes here
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textRectangle = OverlayObjectRect(ref content_rect, ref text_size, TextAlign); // Rectangle.Inflate(content_rect, -4, -4);
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//Offset on Windows 98 style when button is pressed
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if (_state == PushButtonState.Pressed && !Application.RenderWithVisualStyles)
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textRectangle.Offset(1, 1);
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// Image is dependent on ImageAlign
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if (Image != null)
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imageRectangle = OverlayObjectRect(ref content_rect, ref image_size, ImageAlign);
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break;
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case TextImageRelation.ImageAboveText:
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content_rect.Inflate(-4, -4);
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LayoutTextAboveOrBelowImage(content_rect, false, text_size, image_size, out textRectangle, out imageRectangle);
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break;
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case TextImageRelation.TextAboveImage:
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content_rect.Inflate(-4, -4);
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LayoutTextAboveOrBelowImage(content_rect, true, text_size, image_size, out textRectangle, out imageRectangle);
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break;
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case TextImageRelation.ImageBeforeText:
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content_rect.Inflate(-4, -4);
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LayoutTextBeforeOrAfterImage(content_rect, false, text_size, image_size, out textRectangle, out imageRectangle);
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break;
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case TextImageRelation.TextBeforeImage:
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content_rect.Inflate(-4, -4);
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LayoutTextBeforeOrAfterImage(content_rect, true, text_size, image_size, out textRectangle, out imageRectangle);
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break;
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}
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}
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private static Rectangle OverlayObjectRect(ref Rectangle container, ref Size sizeOfObject, System.Drawing.ContentAlignment alignment)
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{
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int x, y;
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switch (alignment)
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{
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case System.Drawing.ContentAlignment.TopLeft:
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x = 4;
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y = 4;
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break;
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case System.Drawing.ContentAlignment.TopCenter:
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x = (container.Width - sizeOfObject.Width) / 2;
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y = 4;
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break;
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case System.Drawing.ContentAlignment.TopRight:
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x = container.Width - sizeOfObject.Width - 4;
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y = 4;
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break;
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case System.Drawing.ContentAlignment.MiddleLeft:
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x = 4;
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y = (container.Height - sizeOfObject.Height) / 2;
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break;
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case System.Drawing.ContentAlignment.MiddleCenter:
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x = (container.Width - sizeOfObject.Width) / 2;
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y = (container.Height - sizeOfObject.Height) / 2;
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break;
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case System.Drawing.ContentAlignment.MiddleRight:
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x = container.Width - sizeOfObject.Width - 4;
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y = (container.Height - sizeOfObject.Height) / 2;
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break;
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case System.Drawing.ContentAlignment.BottomLeft:
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x = 4;
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y = container.Height - sizeOfObject.Height - 4;
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break;
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case System.Drawing.ContentAlignment.BottomCenter:
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x = (container.Width - sizeOfObject.Width) / 2;
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y = container.Height - sizeOfObject.Height - 4;
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break;
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case System.Drawing.ContentAlignment.BottomRight:
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x = container.Width - sizeOfObject.Width - 4;
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y = container.Height - sizeOfObject.Height - 4;
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break;
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default:
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x = 4;
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y = 4;
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break;
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}
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return new Rectangle(x, y, sizeOfObject.Width, sizeOfObject.Height);
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}
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private void LayoutTextBeforeOrAfterImage(Rectangle totalArea, bool textFirst, Size textSize, Size imageSize, out Rectangle textRect, out Rectangle imageRect)
|
|
{
|
|
int element_spacing = 0; // Spacing between the Text and the Image
|
|
int total_width = textSize.Width + element_spacing + imageSize.Width;
|
|
|
|
if (!textFirst)
|
|
element_spacing += 2;
|
|
|
|
// If the text is too big, chop it down to the size we have available to it
|
|
if (total_width > totalArea.Width)
|
|
{
|
|
textSize.Width = totalArea.Width - element_spacing - imageSize.Width;
|
|
total_width = totalArea.Width;
|
|
}
|
|
|
|
int excess_width = totalArea.Width - total_width;
|
|
int offset = 0;
|
|
|
|
Rectangle final_text_rect;
|
|
Rectangle final_image_rect;
|
|
|
|
HorizontalAlignment h_text = GetHorizontalAlignment(TextAlign);
|
|
HorizontalAlignment h_image = GetHorizontalAlignment(ImageAlign);
|
|
|
|
if (h_image == HorizontalAlignment.Left)
|
|
offset = 0;
|
|
else if (h_image == HorizontalAlignment.Right && h_text == HorizontalAlignment.Right)
|
|
offset = excess_width;
|
|
else if (h_image == HorizontalAlignment.Center && (h_text == HorizontalAlignment.Left || h_text == HorizontalAlignment.Center))
|
|
offset += excess_width / 3;
|
|
else
|
|
offset += 2 * (excess_width / 3);
|
|
|
|
if (textFirst)
|
|
{
|
|
final_text_rect = new Rectangle(totalArea.Left + offset, AlignInRectangle(totalArea, textSize, TextAlign).Top, textSize.Width, textSize.Height);
|
|
final_image_rect = new Rectangle(final_text_rect.Right + element_spacing, AlignInRectangle(totalArea, imageSize, ImageAlign).Top, imageSize.Width, imageSize.Height);
|
|
}
|
|
else
|
|
{
|
|
final_image_rect = new Rectangle(totalArea.Left + offset, AlignInRectangle(totalArea, imageSize, ImageAlign).Top, imageSize.Width, imageSize.Height);
|
|
final_text_rect = new Rectangle(final_image_rect.Right + element_spacing, AlignInRectangle(totalArea, textSize, TextAlign).Top, textSize.Width, textSize.Height);
|
|
}
|
|
|
|
textRect = final_text_rect;
|
|
imageRect = final_image_rect;
|
|
}
|
|
|
|
private void LayoutTextAboveOrBelowImage(Rectangle totalArea, bool textFirst, Size textSize, Size imageSize, out Rectangle textRect, out Rectangle imageRect)
|
|
{
|
|
int element_spacing = 0; // Spacing between the Text and the Image
|
|
int total_height = textSize.Height + element_spacing + imageSize.Height;
|
|
|
|
if (textFirst)
|
|
element_spacing += 2;
|
|
|
|
if (textSize.Width > totalArea.Width)
|
|
textSize.Width = totalArea.Width;
|
|
|
|
// If the there isn't enough room and we're text first, cut out the image
|
|
if (total_height > totalArea.Height && textFirst)
|
|
{
|
|
imageSize = Size.Empty;
|
|
total_height = totalArea.Height;
|
|
}
|
|
|
|
int excess_height = totalArea.Height - total_height;
|
|
int offset = 0;
|
|
|
|
Rectangle final_text_rect;
|
|
Rectangle final_image_rect;
|
|
|
|
VerticalAlignment v_text = GetVerticalAlignment(TextAlign);
|
|
VerticalAlignment v_image = GetVerticalAlignment(ImageAlign);
|
|
|
|
if (v_image == VerticalAlignment.Top)
|
|
offset = 0;
|
|
else if (v_image == VerticalAlignment.Bottom && v_text == VerticalAlignment.Bottom)
|
|
offset = excess_height;
|
|
else if (v_image == VerticalAlignment.Center && (v_text == VerticalAlignment.Top || v_text == VerticalAlignment.Center))
|
|
offset += excess_height / 3;
|
|
else
|
|
offset += 2 * (excess_height / 3);
|
|
|
|
if (textFirst)
|
|
{
|
|
final_text_rect = new Rectangle(AlignInRectangle(totalArea, textSize, TextAlign).Left, totalArea.Top + offset, textSize.Width, textSize.Height);
|
|
final_image_rect = new Rectangle(AlignInRectangle(totalArea, imageSize, ImageAlign).Left, final_text_rect.Bottom + element_spacing, imageSize.Width, imageSize.Height);
|
|
}
|
|
else
|
|
{
|
|
final_image_rect = new Rectangle(AlignInRectangle(totalArea, imageSize, ImageAlign).Left, totalArea.Top + offset, imageSize.Width, imageSize.Height);
|
|
final_text_rect = new Rectangle(AlignInRectangle(totalArea, textSize, TextAlign).Left, final_image_rect.Bottom + element_spacing, textSize.Width, textSize.Height);
|
|
|
|
if (final_text_rect.Bottom > totalArea.Bottom)
|
|
final_text_rect.Y = totalArea.Top;
|
|
}
|
|
|
|
textRect = final_text_rect;
|
|
imageRect = final_image_rect;
|
|
}
|
|
|
|
private static HorizontalAlignment GetHorizontalAlignment(System.Drawing.ContentAlignment align)
|
|
{
|
|
switch (align)
|
|
{
|
|
case System.Drawing.ContentAlignment.BottomLeft:
|
|
case System.Drawing.ContentAlignment.MiddleLeft:
|
|
case System.Drawing.ContentAlignment.TopLeft:
|
|
return HorizontalAlignment.Left;
|
|
case System.Drawing.ContentAlignment.BottomCenter:
|
|
case System.Drawing.ContentAlignment.MiddleCenter:
|
|
case System.Drawing.ContentAlignment.TopCenter:
|
|
return HorizontalAlignment.Center;
|
|
case System.Drawing.ContentAlignment.BottomRight:
|
|
case System.Drawing.ContentAlignment.MiddleRight:
|
|
case System.Drawing.ContentAlignment.TopRight:
|
|
return HorizontalAlignment.Right;
|
|
}
|
|
|
|
return HorizontalAlignment.Left;
|
|
}
|
|
|
|
private static VerticalAlignment GetVerticalAlignment(System.Drawing.ContentAlignment align)
|
|
{
|
|
switch (align)
|
|
{
|
|
case System.Drawing.ContentAlignment.TopLeft:
|
|
case System.Drawing.ContentAlignment.TopCenter:
|
|
case System.Drawing.ContentAlignment.TopRight:
|
|
return VerticalAlignment.Top;
|
|
case System.Drawing.ContentAlignment.MiddleLeft:
|
|
case System.Drawing.ContentAlignment.MiddleCenter:
|
|
case System.Drawing.ContentAlignment.MiddleRight:
|
|
return VerticalAlignment.Center;
|
|
case System.Drawing.ContentAlignment.BottomLeft:
|
|
case System.Drawing.ContentAlignment.BottomCenter:
|
|
case System.Drawing.ContentAlignment.BottomRight:
|
|
return VerticalAlignment.Bottom;
|
|
}
|
|
|
|
return VerticalAlignment.Top;
|
|
}
|
|
|
|
private static Rectangle AlignInRectangle(Rectangle outer, Size inner, System.Drawing.ContentAlignment align)
|
|
{
|
|
int x = 0;
|
|
int y = 0;
|
|
|
|
if (align == System.Drawing.ContentAlignment.BottomLeft || align == System.Drawing.ContentAlignment.MiddleLeft || align == System.Drawing.ContentAlignment.TopLeft)
|
|
x = outer.X;
|
|
else if (align == System.Drawing.ContentAlignment.BottomCenter || align == System.Drawing.ContentAlignment.MiddleCenter || align == System.Drawing.ContentAlignment.TopCenter)
|
|
x = Math.Max(outer.X + ((outer.Width - inner.Width) / 2), outer.Left);
|
|
else if (align == System.Drawing.ContentAlignment.BottomRight || align == System.Drawing.ContentAlignment.MiddleRight || align == System.Drawing.ContentAlignment.TopRight)
|
|
x = outer.Right - inner.Width;
|
|
if (align == System.Drawing.ContentAlignment.TopCenter || align == System.Drawing.ContentAlignment.TopLeft || align == System.Drawing.ContentAlignment.TopRight)
|
|
y = outer.Y;
|
|
else if (align == System.Drawing.ContentAlignment.MiddleCenter || align == System.Drawing.ContentAlignment.MiddleLeft || align == System.Drawing.ContentAlignment.MiddleRight)
|
|
y = outer.Y + (outer.Height - inner.Height) / 2;
|
|
else if (align == System.Drawing.ContentAlignment.BottomCenter || align == System.Drawing.ContentAlignment.BottomRight || align == System.Drawing.ContentAlignment.BottomLeft)
|
|
y = outer.Bottom - inner.Height;
|
|
|
|
return new Rectangle(x, y, Math.Min(inner.Width, outer.Width), Math.Min(inner.Height, outer.Height));
|
|
}
|
|
|
|
#endregion Button Layout Calculations
|
|
|
|
private void ShowContextMenuStrip()
|
|
{
|
|
if (skipNextOpen)
|
|
{
|
|
// we were called because we're closing the context menu strip
|
|
// when clicking the dropdown button.
|
|
skipNextOpen = false;
|
|
return;
|
|
}
|
|
|
|
State = PushButtonState.Pressed;
|
|
|
|
if (m_SplitMenuStrip != null)
|
|
{
|
|
m_SplitMenuStrip.Show(this, new Point(0, Height), ToolStripDropDownDirection.BelowRight);
|
|
}
|
|
}
|
|
|
|
private void SplitMenuStrip_Opening(object sender, CancelEventArgs e)
|
|
{
|
|
isSplitMenuVisible = true;
|
|
}
|
|
|
|
private void SplitMenuStrip_Closing(object sender, ToolStripDropDownClosingEventArgs e)
|
|
{
|
|
isSplitMenuVisible = false;
|
|
|
|
SetButtonDrawState();
|
|
|
|
if (e.CloseReason == ToolStripDropDownCloseReason.AppClicked)
|
|
{
|
|
skipNextOpen = (dropDownRectangle.Contains(PointToClient(Cursor.Position))) && MouseButtons == MouseButtons.Left;
|
|
}
|
|
}
|
|
|
|
//mxd
|
|
private void SplitMenuStrip_OnItemClicked(object sender, ToolStripItemClickedEventArgs e)
|
|
{
|
|
this.Text = e.ClickedItem.Text;
|
|
this.Image = e.ClickedItem.Image;
|
|
currentmenustripitem = m_SplitMenuStrip.Items.IndexOf(e.ClickedItem);
|
|
}
|
|
|
|
protected override void WndProc(ref Message m)
|
|
{
|
|
//0x0212 == WM_EXITMENULOOP
|
|
if (m.Msg == 0x0212)
|
|
{
|
|
//this message is only sent when a ContextMenu is closed (not a ContextMenuStrip)
|
|
isSplitMenuVisible = false;
|
|
SetButtonDrawState();
|
|
}
|
|
|
|
base.WndProc(ref m);
|
|
}
|
|
|
|
private void SetButtonDrawState()
|
|
{
|
|
if (Bounds.Contains(Parent.PointToClient(Cursor.Position)))
|
|
{
|
|
State = PushButtonState.Hot;
|
|
}
|
|
else if (Focused)
|
|
{
|
|
State = PushButtonState.Default;
|
|
}
|
|
else if (!Enabled)
|
|
{
|
|
State = PushButtonState.Disabled;
|
|
}
|
|
else
|
|
{
|
|
State = PushButtonState.Normal;
|
|
}
|
|
}
|
|
}
|
|
} |