dhewm3/neo/ui/ListWindow.cpp

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2011-11-22 21:28:15 +00:00
/*
===========================================================================
Doom 3 GPL Source Code
Copyright (C) 1999-2011 id Software LLC, a ZeniMax Media company.
2011-11-22 21:28:15 +00:00
2011-12-06 16:14:59 +00:00
This file is part of the Doom 3 GPL Source Code ("Doom 3 Source Code").
2011-11-22 21:28:15 +00:00
Doom 3 Source Code is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
Doom 3 Source Code is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with Doom 3 Source Code. If not, see <http://www.gnu.org/licenses/>.
In addition, the Doom 3 Source Code is also subject to certain additional terms. You should have received a copy of these additional terms immediately following the terms and conditions of the GNU General Public License which accompanied the Doom 3 Source Code. If not, please request a copy in writing from id Software at the address below.
If you have questions concerning this license or the applicable additional terms, you may contact in writing id Software LLC, c/o ZeniMax Media Inc., Suite 120, Rockville, Maryland 20850 USA.
===========================================================================
*/
#include "sys/platform.h"
#include "idlib/containers/HashTable.h"
#include "framework/Session_local.h"
#include "ui/DeviceContext.h"
#include "ui/Window.h"
#include "ui/UserInterfaceLocal.h"
#include "ui/SliderWindow.h"
#include "ui/ListWindow.h"
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// Number of pixels above the text that the rect starts
static const int pixelOffset = 3;
// number of pixels between columns
static const int tabBorder = 4;
// Time in milliseconds between clicks to register as a double-click
static const int doubleClickSpeed = 300;
void idListWindow::CommonInit() {
typed = "";
typedTime = 0;
clickTime = 0;
currentSel.Clear();
top = 0;
sizeBias = 0;
horizontal = false;
scroller = new idSliderWindow(dc, gui);
multipleSel = false;
}
idListWindow::idListWindow(idDeviceContext *d, idUserInterfaceLocal *g) : idWindow(d, g) {
dc = d;
gui = g;
CommonInit();
}
idListWindow::idListWindow(idUserInterfaceLocal *g) : idWindow(g) {
gui = g;
CommonInit();
}
void idListWindow::SetCurrentSel( int sel ) {
currentSel.Clear();
currentSel.Append( sel );
}
void idListWindow::ClearSelection( int sel ) {
int cur = currentSel.FindIndex( sel );
if ( cur >= 0 ) {
currentSel.RemoveIndex( cur );
}
}
void idListWindow::AddCurrentSel( int sel ) {
currentSel.Append( sel );
}
int idListWindow::GetCurrentSel() {
return ( currentSel.Num() ) ? currentSel[0] : 0;
}
bool idListWindow::IsSelected( int index ) {
return ( currentSel.FindIndex( index ) >= 0 );
}
const char *idListWindow::HandleEvent(const sysEvent_t *event, bool *updateVisuals) {
// need to call this to allow proper focus and capturing on embedded children
const char *ret = idWindow::HandleEvent(event, updateVisuals);
float vert = GetMaxCharHeight();
int numVisibleLines = textRect.h / vert;
int key = event->evValue;
if ( event->evType == SE_KEY ) {
if ( !event->evValue2 ) {
// We only care about key down, not up
return ret;
}
if ( key == K_MOUSE1 || key == K_MOUSE2 ) {
// If the user clicked in the scroller, then ignore it
if ( scroller->Contains(gui->CursorX(), gui->CursorY()) ) {
return ret;
}
}
if ( ( key == K_ENTER || key == K_KP_ENTER ) ) {
RunScript( ON_ENTER );
return cmd;
}
if ( key == K_MWHEELUP ) {
key = K_UPARROW;
} else if ( key == K_MWHEELDOWN ) {
key = K_DOWNARROW;
}
if ( key == K_MOUSE1) {
if (Contains(gui->CursorX(), gui->CursorY())) {
int cur = ( int )( ( gui->CursorY() - actualY - pixelOffset ) / vert ) + top;
if ( cur >= 0 && cur < listItems.Num() ) {
if ( multipleSel && idKeyInput::IsDown( K_CTRL ) ) {
if ( IsSelected( cur ) ) {
ClearSelection( cur );
} else {
AddCurrentSel( cur );
}
} else {
if ( IsSelected( cur ) && ( gui->GetTime() < clickTime + doubleClickSpeed ) ) {
// Double-click causes ON_ENTER to get run
RunScript(ON_ENTER);
return cmd;
}
SetCurrentSel( cur );
clickTime = gui->GetTime();
}
} else {
SetCurrentSel( listItems.Num() - 1 );
}
}
} else if ( key == K_UPARROW || key == K_PGUP || key == K_DOWNARROW || key == K_PGDN ) {
int numLines = 1;
if ( key == K_PGUP || key == K_PGDN ) {
numLines = numVisibleLines / 2;
}
if ( key == K_UPARROW || key == K_PGUP ) {
numLines = -numLines;
}
if ( idKeyInput::IsDown( K_CTRL ) ) {
top += numLines;
} else {
SetCurrentSel( GetCurrentSel() + numLines );
}
} else {
return ret;
}
} else if ( event->evType == SE_CHAR ) {
if ( !idStr::CharIsPrintable(key) ) {
return ret;
}
if ( gui->GetTime() > typedTime + 1000 ) {
typed = "";
}
typedTime = gui->GetTime();
typed.Append( key );
for ( int i=0; i<listItems.Num(); i++ ) {
if ( idStr::Icmpn( typed, listItems[i], typed.Length() ) == 0 ) {
SetCurrentSel( i );
break;
}
}
} else {
return ret;
}
if ( GetCurrentSel() < 0 ) {
SetCurrentSel( 0 );
}
if ( GetCurrentSel() >= listItems.Num() ) {
SetCurrentSel( listItems.Num() - 1 );
}
if ( scroller->GetHigh() > 0.0f ) {
if ( !idKeyInput::IsDown( K_CTRL ) ) {
if ( top > GetCurrentSel() - 1 ) {
top = GetCurrentSel() - 1;
}
if ( top < GetCurrentSel() - numVisibleLines + 2 ) {
top = GetCurrentSel() - numVisibleLines + 2;
}
}
if ( top > listItems.Num() - 2 ) {
top = listItems.Num() - 2;
}
if ( top < 0 ) {
top = 0;
}
scroller->SetValue(top);
} else {
top = 0;
scroller->SetValue(0.0f);
}
if ( key != K_MOUSE1 ) {
// Send a fake mouse click event so onAction gets run in our parents
const sysEvent_t ev = sys->GenerateMouseButtonEvent( 1, true );
idWindow::HandleEvent(&ev, updateVisuals);
}
if ( currentSel.Num() > 0 ) {
for ( int i = 0; i < currentSel.Num(); i++ ) {
gui->SetStateInt( va( "%s_sel_%i", listName.c_str(), i ), currentSel[i] );
}
} else {
gui->SetStateInt( va( "%s_sel_0", listName.c_str() ), 0 );
}
gui->SetStateInt( va( "%s_numsel", listName.c_str() ), currentSel.Num() );
return ret;
}
bool idListWindow::ParseInternalVar(const char *_name, idParser *src) {
if (idStr::Icmp(_name, "horizontal") == 0) {
horizontal = src->ParseBool();
return true;
}
if (idStr::Icmp(_name, "listname") == 0) {
ParseString(src, listName);
return true;
}
if (idStr::Icmp(_name, "tabstops") == 0) {
ParseString(src, tabStopStr);
return true;
}
if (idStr::Icmp(_name, "tabaligns") == 0) {
ParseString(src, tabAlignStr);
return true;
}
if (idStr::Icmp(_name, "multipleSel") == 0) {
multipleSel = src->ParseBool();
return true;
}
if(idStr::Icmp(_name, "tabvaligns") == 0) {
ParseString(src, tabVAlignStr);
return true;
}
if(idStr::Icmp(_name, "tabTypes") == 0) {
ParseString(src, tabTypeStr);
return true;
}
if(idStr::Icmp(_name, "tabIconSizes") == 0) {
ParseString(src, tabIconSizeStr);
return true;
}
if(idStr::Icmp(_name, "tabIconVOffset") == 0) {
ParseString(src, tabIconVOffsetStr);
return true;
}
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idStr strName = _name;
if(idStr::Icmp(strName.Left(4), "mtr_") == 0) {
idStr matName;
const idMaterial* mat;
ParseString(src, matName);
mat = declManager->FindMaterial(matName);
mat->SetImageClassifications( 1 ); // just for resource tracking
if ( mat && !mat->TestMaterialFlag( MF_DEFAULTED ) ) {
mat->SetSort(SS_GUI );
}
iconMaterials.Set(_name, mat);
return true;
}
return idWindow::ParseInternalVar(_name, src);
}
idWinVar *idListWindow::GetWinVarByName(const char *_name, bool fixup, drawWin_t** owner) {
return idWindow::GetWinVarByName(_name, fixup, owner);
}
void idListWindow::PostParse() {
idWindow::PostParse();
InitScroller(horizontal);
idList<int> tabStops;
idList<int> tabAligns;
if (tabStopStr.Length()) {
idParser src(tabStopStr, tabStopStr.Length(), "tabstops", LEXFL_NOFATALERRORS | LEXFL_NOSTRINGCONCAT | LEXFL_NOSTRINGESCAPECHARS);
idToken tok;
while (src.ReadToken(&tok)) {
if (tok == ",") {
continue;
}
tabStops.Append(atoi(tok));
}
}
if (tabAlignStr.Length()) {
idParser src(tabAlignStr, tabAlignStr.Length(), "tabaligns", LEXFL_NOFATALERRORS | LEXFL_NOSTRINGCONCAT | LEXFL_NOSTRINGESCAPECHARS);
idToken tok;
while (src.ReadToken(&tok)) {
if (tok == ",") {
continue;
}
tabAligns.Append(atoi(tok));
}
}
idList<int> tabVAligns;
if (tabVAlignStr.Length()) {
idParser src(tabVAlignStr, tabVAlignStr.Length(), "tabvaligns", LEXFL_NOFATALERRORS | LEXFL_NOSTRINGCONCAT | LEXFL_NOSTRINGESCAPECHARS);
idToken tok;
while (src.ReadToken(&tok)) {
if (tok == ",") {
continue;
}
tabVAligns.Append(atoi(tok));
}
}
idList<int> tabTypes;
if (tabTypeStr.Length()) {
idParser src(tabTypeStr, tabTypeStr.Length(), "tabtypes", LEXFL_NOFATALERRORS | LEXFL_NOSTRINGCONCAT | LEXFL_NOSTRINGESCAPECHARS);
idToken tok;
while (src.ReadToken(&tok)) {
if (tok == ",") {
continue;
}
tabTypes.Append(atoi(tok));
}
}
idList<idVec2> tabSizes;
if (tabIconSizeStr.Length()) {
idParser src(tabIconSizeStr, tabIconSizeStr.Length(), "tabiconsizes", LEXFL_NOFATALERRORS | LEXFL_NOSTRINGCONCAT | LEXFL_NOSTRINGESCAPECHARS);
idToken tok;
while (src.ReadToken(&tok)) {
if (tok == ",") {
continue;
}
idVec2 size;
size.x = atoi(tok);
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src.ReadToken(&tok); //","
src.ReadToken(&tok);
size.y = atoi(tok);
tabSizes.Append(size);
}
}
idList<float> tabIconVOffsets;
if (tabIconVOffsetStr.Length()) {
idParser src(tabIconVOffsetStr, tabIconVOffsetStr.Length(), "tabiconvoffsets", LEXFL_NOFATALERRORS | LEXFL_NOSTRINGCONCAT | LEXFL_NOSTRINGESCAPECHARS);
idToken tok;
while (src.ReadToken(&tok)) {
if (tok == ",") {
continue;
}
tabIconVOffsets.Append(atof(tok));
}
}
int c = tabStops.Num();
bool doAligns = (tabAligns.Num() == tabStops.Num());
for (int i = 0; i < c; i++) {
idTabRect r;
r.x = tabStops[i];
r.w = (i < c - 1) ? tabStops[i+1] - r.x - tabBorder : -1;
r.align = (doAligns) ? tabAligns[i] : 0;
if(tabVAligns.Num() > 0) {
r.valign = tabVAligns[i];
} else {
r.valign = 0;
}
if(tabTypes.Num() > 0) {
r.type = tabTypes[i];
} else {
r.type = TAB_TYPE_TEXT;
}
if(tabSizes.Num() > 0) {
r.iconSize = tabSizes[i];
} else {
r.iconSize.Zero();
}
if(tabIconVOffsets.Num() > 0 ) {
r.iconVOffset = tabIconVOffsets[i];
} else {
r.iconVOffset = 0;
}
tabInfo.Append(r);
}
flags |= WIN_CANFOCUS;
}
/*
================
idListWindow::InitScroller
This is the same as in idEditWindow
================
*/
void idListWindow::InitScroller( bool horizontal )
{
const char *thumbImage = "guis/assets/scrollbar_thumb.tga";
const char *barImage = "guis/assets/scrollbarv.tga";
const char *scrollerName = "_scrollerWinV";
if (horizontal) {
barImage = "guis/assets/scrollbarh.tga";
scrollerName = "_scrollerWinH";
}
const idMaterial *mat = declManager->FindMaterial( barImage );
mat->SetSort( SS_GUI );
sizeBias = mat->GetImageWidth();
idRectangle scrollRect;
if (horizontal) {
sizeBias = mat->GetImageHeight();
scrollRect.x = 0;
scrollRect.y = (clientRect.h - sizeBias);
scrollRect.w = clientRect.w;
scrollRect.h = sizeBias;
} else {
scrollRect.x = (clientRect.w - sizeBias);
scrollRect.y = 0;
scrollRect.w = sizeBias;
scrollRect.h = clientRect.h;
}
scroller->InitWithDefaults(scrollerName, scrollRect, foreColor, matColor, mat->GetName(), thumbImage, !horizontal, true);
InsertChild(scroller, NULL);
scroller->SetBuddy(this);
}
void idListWindow::Draw(int time, float x, float y) {
idVec4 color;
idStr work;
int count = listItems.Num();
idRectangle rect = textRect;
float scale = textScale;
float lineHeight = GetMaxCharHeight();
float bottom = textRect.Bottom();
float width = textRect.w;
if ( scroller->GetHigh() > 0.0f ) {
if ( horizontal ) {
bottom -= sizeBias;
} else {
width -= sizeBias;
rect.w = width;
}
}
if ( noEvents || !Contains(gui->CursorX(), gui->CursorY()) ) {
hover = false;
}
for (int i = top; i < count; i++) {
if ( IsSelected( i ) ) {
rect.h = lineHeight;
dc->DrawFilledRect(rect.x, rect.y + pixelOffset, rect.w, rect.h, borderColor);
if ( flags & WIN_FOCUS ) {
idVec4 color = borderColor;
color.w = 1.0f;
dc->DrawRect(rect.x, rect.y + pixelOffset, rect.w, rect.h, 1.0f, color );
}
}
rect.y ++;
rect.h = lineHeight - 1;
if ( hover && !noEvents && Contains(rect, gui->CursorX(), gui->CursorY()) ) {
color = hoverColor;
} else {
color = foreColor;
}
rect.h = lineHeight + pixelOffset;
rect.y --;
if ( tabInfo.Num() > 0 ) {
int start = 0;
int tab = 0;
int stop = listItems[i].Find('\t', 0);
while ( start < listItems[i].Length() ) {
if ( tab >= tabInfo.Num() ) {
common->Warning( "idListWindow::Draw: gui '%s' window '%s' tabInfo.Num() exceeded", gui->GetSourceFile(), name.c_str() );
break;
}
listItems[i].Mid(start, stop - start, work);
rect.x = textRect.x + tabInfo[tab].x;
rect.w = (tabInfo[tab].w == -1) ? width - tabInfo[tab].x : tabInfo[tab].w;
dc->PushClipRect( rect );
if ( tabInfo[tab].type == TAB_TYPE_TEXT ) {
dc->DrawText(work, scale, tabInfo[tab].align, color, rect, false, -1);
} else if (tabInfo[tab].type == TAB_TYPE_ICON) {
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const idMaterial **hashMat;
const idMaterial *iconMat;
// leaving the icon name empty doesn't draw anything
if ( work[0] != '\0' ) {
if ( iconMaterials.Get(work, &hashMat) == false ) {
iconMat = declManager->FindMaterial("_default");
} else {
iconMat = *hashMat;
}
idRectangle iconRect;
iconRect.w = tabInfo[tab].iconSize.x;
iconRect.h = tabInfo[tab].iconSize.y;
if(tabInfo[tab].align == idDeviceContext::ALIGN_LEFT) {
iconRect.x = rect.x;
} else if (tabInfo[tab].align == idDeviceContext::ALIGN_CENTER) {
iconRect.x = rect.x + rect.w/2.0f - iconRect.w/2.0f;
} else if (tabInfo[tab].align == idDeviceContext::ALIGN_RIGHT) {
iconRect.x = rect.x + rect.w - iconRect.w;
}
if(tabInfo[tab].valign == 0) { //Top
iconRect.y = rect.y + tabInfo[tab].iconVOffset;
} else if(tabInfo[tab].valign == 1) { //Center
iconRect.y = rect.y + rect.h/2.0f - iconRect.h/2.0f + tabInfo[tab].iconVOffset;
} else if(tabInfo[tab].valign == 2) { //Bottom
iconRect.y = rect.y + rect.h - iconRect.h + tabInfo[tab].iconVOffset;
}
dc->DrawMaterial(iconRect.x, iconRect.y, iconRect.w, iconRect.h, iconMat, idVec4(1.0f,1.0f,1.0f,1.0f), 1.0f, 1.0f);
}
}
dc->PopClipRect();
start = stop + 1;
stop = listItems[i].Find('\t', start);
if ( stop < 0 ) {
stop = listItems[i].Length();
}
tab++;
}
rect.x = textRect.x;
rect.w = width;
} else {
dc->DrawText(listItems[i], scale, 0, color, rect, false, -1);
}
rect.y += lineHeight;
if ( rect.y > bottom ) {
break;
}
}
}
void idListWindow::Activate(bool activate, idStr &act) {
idWindow::Activate(activate, act);
if ( activate ) {
UpdateList();
}
}
void idListWindow::HandleBuddyUpdate(idWindow *buddy) {
top = scroller->GetValue();
}
void idListWindow::UpdateList() {
idStr str, strName;
listItems.Clear();
for (int i = 0; i < MAX_LIST_ITEMS; i++) {
if (gui->State().GetString( va("%s_item_%i", listName.c_str(), i), "", str) ) {
if ( str.Length() ) {
listItems.Append(str);
}
} else {
break;
}
}
float vert = GetMaxCharHeight();
int fit = textRect.h / vert;
if ( listItems.Num() < fit ) {
scroller->SetRange(0.0f, 0.0f, 1.0f);
} else {
scroller->SetRange(0.0f, (listItems.Num() - fit) + 1.0f, 1.0f);
}
SetCurrentSel( gui->State().GetInt( va( "%s_sel_0", listName.c_str() ) ) );
float value = scroller->GetValue();
if ( value > listItems.Num() - 1 ) {
value = listItems.Num() - 1;
}
if ( value < 0.0f ) {
value = 0.0f;
}
scroller->SetValue(value);
top = value;
typedTime = 0;
clickTime = 0;
typed = "";
}
void idListWindow::StateChanged( bool redraw ) {
UpdateList();
}