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[ui] Add option to auto-fit container to flowed views
Adjusting the size of the parent (container) view to the views it contains will be useful for automatic layout and knowing how large the view is for scrolling. New tests added so testing both with and without the option is still possible.
This commit is contained in:
Bill Currie
parent
ec64bd8e20
commit
a24fb0ff6a
4 changed files with 325 additions and 0 deletions
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@ -98,6 +98,7 @@ struct view_s {
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unsigned resize_x:1; ///< If true, view's width follows parent's.
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unsigned resize_x:1; ///< If true, view's width follows parent's.
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unsigned resize_y:1; ///< If true, view's height follows parent's.
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unsigned resize_y:1; ///< If true, view's height follows parent's.
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unsigned bol_suppress:1; ///< If true, view_flow skips at start of line.
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unsigned bol_suppress:1; ///< If true, view_flow skips at start of line.
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unsigned flow_size:1; ///< If true, view's size is adjusted to flow.
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view_t *parent; ///< The parent view.
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view_t *parent; ///< The parent view.
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view_t **children; ///< The child views.
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view_t **children; ///< The child views.
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int num_children; ///< Number of child views in view.
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int num_children; ///< Number of child views in view.
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@ -271,6 +272,10 @@ void view_setgravity (view_t *view, grav_t grav);
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A child view with bol_suppress set will not contribute to a flow-line's
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A child view with bol_suppress set will not contribute to a flow-line's
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length when that child view is the first view on the line, otherwise it
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length when that child view is the first view on the line, otherwise it
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behaves as if bol_suppress is not set.
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behaves as if bol_suppress is not set.
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If the view's flow_size is set, then its secondary axis size is adjusted
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so the child views fill the view along that axis. The primary axis size is
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never adjusted.
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*/
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*/
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///@{
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///@{
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@ -1,5 +1,6 @@
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libs_ui_tests = \
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libs_ui_tests = \
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libs/ui/test/test-flow \
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libs/ui/test/test-flow \
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libs/ui/test/test-flow-size \
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libs/ui/test/test-txtbuffer \
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libs/ui/test/test-txtbuffer \
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libs/ui/test/test-vrect
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libs/ui/test/test-vrect
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@ -11,6 +12,10 @@ libs_ui_test_test_flow_SOURCES=libs/ui/test/test-flow.c
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libs_ui_test_test_flow_LDADD=libs/ui/libQFui.la
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libs_ui_test_test_flow_LDADD=libs/ui/libQFui.la
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libs_ui_test_test_flow_DEPENDENCIES=libs/ui/libQFui.la
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libs_ui_test_test_flow_DEPENDENCIES=libs/ui/libQFui.la
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libs_ui_test_test_flow_size_SOURCES=libs/ui/test/test-flow-size.c
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libs_ui_test_test_flow_size_LDADD=libs/ui/libQFui.la
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libs_ui_test_test_flow_size_DEPENDENCIES=libs/ui/libQFui.la
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libs_ui_test_test_txtbuffer_SOURCES=libs/ui/test/test-txtbuffer.c
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libs_ui_test_test_txtbuffer_SOURCES=libs/ui/test/test-txtbuffer.c
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libs_ui_test_test_txtbuffer_LDADD=libs/ui/libQFui.la
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libs_ui_test_test_txtbuffer_LDADD=libs/ui/libQFui.la
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libs_ui_test_test_txtbuffer_DEPENDENCIES=libs/ui/libQFui.la
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libs_ui_test_test_txtbuffer_DEPENDENCIES=libs/ui/libQFui.la
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285
libs/ui/test/test-flow-size.c
Normal file
285
libs/ui/test/test-flow-size.c
Normal file
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@ -0,0 +1,285 @@
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#ifdef HAVE_CONFIG_H
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# include "config.h"
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#endif
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#include <stdio.h>
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#include "QF/ui/view.h"
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typedef struct {
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struct {
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int xlen, ylen;
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};
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int bol_suppress;
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struct {
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struct {
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int xpos, ypos;
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};
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struct {
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int xrel, yrel;
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};
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struct {
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int xabs, yabs;
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};
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} expect;
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} testdata_t;
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#define array_size(array) (sizeof (array) / sizeof(array[0]))
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static testdata_t right_down_views[] = {
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{{ 48, 8}, 0, { { 0, 0}, { 0, 0}, { 8, 16} }}, // 0
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{{128, 8}, 0, { { 48, 0}, { 48, 0}, { 56, 16} }},
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{{ 64, 8}, 0, { {176, 0}, {176, 0}, {184, 16} }},
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{{ 32, 8}, 0, { { 0, 0}, { 0, 8}, { 8, 24} }}, // 3
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{{224, 8}, 0, { { 32, 0}, { 32, 8}, { 40, 24} }},
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{{ 64, 8}, 0, { { 0, 0}, { 0, 16}, { 8, 32} }}, // 5
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{{ 64, 8}, 0, { { 64, 0}, { 64, 16}, { 72, 32} }},
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{{ 64, 8}, 0, { {128, 0}, {128, 16}, {136, 32} }},
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{{ 32, 8}, 0, { {192, 0}, {192, 16}, {200, 32} }},
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{{288, 8}, 0, { { 0, 0}, { 0, 24}, { 8, 40} }}, // 9
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{{ 48, 8}, 0, { { 0, 0}, { 0, 32}, { 8, 48} }}, // 10
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{{128, 8}, 0, { { 48, 0}, { 48, 32}, { 56, 48} }},
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{{ 64, 8}, 0, { {176, 0}, {176, 32}, {184, 48} }},
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};
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#define right_down_count array_size(right_down_views)
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static testdata_t right_up_views[] = {
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{{ 48, 8}, 0, { { 0, 0}, { 0, 32}, { 8, 48} }}, // 0
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{{128, 8}, 0, { { 48, 0}, { 48, 32}, { 56, 48} }},
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{{ 64, 8}, 0, { {176, 0}, {176, 32}, {184, 48} }},
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{{ 32, 8}, 0, { { 0, 0}, { 0, 24}, { 8, 40} }}, // 3
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{{224, 8}, 0, { { 32, 0}, { 32, 24}, { 40, 40} }},
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{{ 64, 8}, 0, { { 0, 0}, { 0, 16}, { 8, 32} }}, // 5
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{{ 64, 8}, 0, { { 64, 0}, { 64, 16}, { 72, 32} }},
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{{ 64, 8}, 0, { {128, 0}, {128, 16}, {136, 32} }},
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{{ 32, 8}, 0, { {192, 0}, {192, 16}, {200, 32} }},
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{{288, 8}, 0, { { 0, 0}, { 0, 8}, { 8, 24} }}, // 9
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{{ 48, 8}, 0, { { 0, 0}, { 0, 0}, { 8, 16} }}, // 10
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{{128, 8}, 0, { { 48, 0}, { 48, 0}, { 56, 16} }},
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{{ 64, 8}, 0, { {176, 0}, {176, 0}, {184, 16} }},
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};
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#define right_up_count array_size(right_up_views)
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static testdata_t left_down_views[] = {
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{{ 48, 8}, 0, { {208, 0}, {208, 0}, {216, 16} }}, // 0
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{{128, 8}, 0, { { 80, 0}, { 80, 0}, { 88, 16} }},
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{{ 64, 8}, 0, { { 16, 0}, { 16, 0}, { 24, 16} }},
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{{ 32, 8}, 0, { {224, 0}, {224, 8}, {232, 24} }}, // 3
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{{224, 8}, 0, { { 0, 0}, { 0, 8}, { 8, 24} }},
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{{ 64, 8}, 0, { {192, 0}, {192, 16}, {200, 32} }}, // 5
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{{ 64, 8}, 0, { {128, 0}, {128, 16}, {136, 32} }},
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{{ 64, 8}, 0, { { 64, 0}, { 64, 16}, { 72, 32} }},
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{{ 32, 8}, 0, { { 32, 0}, { 32, 16}, { 40, 32} }},
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{{288, 8}, 0, { {-32, 0}, {-32, 24}, {-24, 40} }}, // 9
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{{ 48, 8}, 0, { {208, 0}, {208, 32}, {216, 48} }}, // 10
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{{128, 8}, 0, { { 80, 0}, { 80, 32}, { 88, 48} }},
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{{ 64, 8}, 0, { { 16, 0}, { 16, 32}, { 24, 48} }},
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};
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#define left_down_count array_size(left_down_views)
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static testdata_t left_up_views[] = {
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{{ 48, 8}, 0, { {208, 0}, {208, 32}, {216, 48} }}, // 0
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{{128, 8}, 0, { { 80, 0}, { 80, 32}, { 88, 48} }},
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{{ 64, 8}, 0, { { 16, 0}, { 16, 32}, { 24, 48} }},
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{{ 32, 8}, 0, { {224, 0}, {224, 24}, {232, 40} }}, // 3
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{{224, 8}, 0, { { 0, 0}, { 0, 24}, { 8, 40} }},
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{{ 64, 8}, 0, { {192, 0}, {192, 16}, {200, 32} }}, // 5
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{{ 64, 8}, 0, { {128, 0}, {128, 16}, {136, 32} }},
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{{ 64, 8}, 0, { { 64, 0}, { 64, 16}, { 72, 32} }},
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{{ 32, 8}, 0, { { 32, 0}, { 32, 16}, { 40, 32} }},
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{{288, 8}, 0, { {-32, 0}, {-32, 8}, {-24, 24} }}, // 9
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{{ 48, 8}, 0, { {208, 0}, {208, 0}, {216, 16} }}, // 10
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{{128, 8}, 0, { { 80, 0}, { 80, 0}, { 88, 16} }},
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{{ 64, 8}, 0, { { 16, 0}, { 16, 0}, { 24, 16} }},
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};
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#define left_up_count array_size(left_up_views)
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static testdata_t down_right_views[] = {
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{{ 8, 48}, 0, { { 0, 0}, { 0, 0}, { 8, 16} }}, // 0
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{{ 8,128}, 0, { { 0, 48}, { 0, 48}, { 8, 64} }},
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{{ 8, 64}, 0, { { 0,176}, { 0,176}, { 8,192} }},
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{{ 8, 32}, 0, { { 0, 0}, { 8, 0}, { 16, 16} }}, // 3
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{{ 8,224}, 0, { { 0, 32}, { 8, 32}, { 16, 48} }},
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{{ 8, 64}, 0, { { 0, 0}, { 16, 0}, { 24, 16} }}, // 5
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{{ 8, 64}, 0, { { 0, 64}, { 16, 64}, { 24, 80} }},
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{{ 8, 64}, 0, { { 0,128}, { 16,128}, { 24,144} }},
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{{ 8, 32}, 0, { { 0,192}, { 16,192}, { 24,208} }},
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{{ 8,288}, 0, { { 0, 0}, { 24, 0}, { 32, 16} }}, // 9
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{{ 8, 48}, 0, { { 0, 0}, { 32, 0}, { 40, 16} }}, // 10
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{{ 8,128}, 0, { { 0, 48}, { 32, 48}, { 40, 64} }},
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{{ 8, 64}, 0, { { 0,176}, { 32,176}, { 40,192} }},
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};
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#define down_right_count array_size(down_right_views)
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static testdata_t up_right_views[] = {
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{{ 8, 48}, 0, { { 0,208}, { 0,208}, { 8,224} }}, // 0
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{{ 8,128}, 0, { { 0, 80}, { 0, 80}, { 8, 96} }},
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{{ 8, 64}, 0, { { 0, 16}, { 0, 16}, { 8, 32} }},
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{{ 8, 32}, 0, { { 0,224}, { 8,224}, { 16,240} }}, // 3
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{{ 8,224}, 0, { { 0, 0}, { 8, 0}, { 16, 16} }},
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{{ 8, 64}, 0, { { 0,192}, { 16,192}, { 24,208} }}, // 5
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{{ 8, 64}, 0, { { 0,128}, { 16,128}, { 24,144} }},
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{{ 8, 64}, 0, { { 0, 64}, { 16, 64}, { 24, 80} }},
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{{ 8, 32}, 0, { { 0, 32}, { 16, 32}, { 24, 48} }},
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{{ 8,288}, 0, { { 0,-32}, { 24,-32}, { 32,-16} }}, // 9
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{{ 8, 48}, 0, { { 0,208}, { 32,208}, { 40,224} }}, // 10
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{{ 8,128}, 0, { { 0, 80}, { 32, 80}, { 40, 96} }},
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{{ 8, 64}, 0, { { 0, 16}, { 32, 16}, { 40, 32} }},
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};
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#define up_right_count array_size(up_right_views)
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static testdata_t down_left_views[] = {
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{{ 8, 48}, 0, { { 0, 0}, { 32, 0}, { 40, 16} }}, // 0
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{{ 8,128}, 0, { { 0, 48}, { 32, 48}, { 40, 64} }},
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{{ 8, 64}, 0, { { 0,176}, { 32,176}, { 40,192} }},
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{{ 8, 32}, 0, { { 0, 0}, { 24, 0}, { 32, 16} }}, // 3
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{{ 8,224}, 0, { { 0, 32}, { 24, 32}, { 32, 48} }},
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{{ 8, 64}, 0, { { 0, 0}, { 16, 0}, { 24, 16} }}, // 5
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{{ 8, 64}, 0, { { 0, 64}, { 16, 64}, { 24, 80} }},
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{{ 8, 64}, 0, { { 0,128}, { 16,128}, { 24,144} }},
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{{ 8, 32}, 0, { { 0,192}, { 16,192}, { 24,208} }},
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{{ 8,288}, 0, { { 0, 0}, { 8, 0}, { 16, 16} }}, // 9
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{{ 8, 48}, 0, { { 0, 0}, { 0, 0}, { 8, 16} }}, // 10
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{{ 8,128}, 0, { { 0, 48}, { 0, 48}, { 8, 64} }},
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{{ 8, 64}, 0, { { 0,176}, { 0,176}, { 8,192} }},
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};
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#define down_left_count array_size(down_left_views)
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static testdata_t up_left_views[] = {
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{{ 8, 48}, 0, { { 0,208}, { 32,208}, { 40,224} }}, // 0
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{{ 8,128}, 0, { { 0, 80}, { 32, 80}, { 40, 96} }},
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{{ 8, 64}, 0, { { 0, 16}, { 32, 16}, { 40, 32} }},
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{{ 8, 32}, 0, { { 0,224}, { 24,224}, { 32,240} }}, // 3
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{{ 8,224}, 0, { { 0, 0}, { 24, 0}, { 32, 16} }},
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{{ 8, 64}, 0, { { 0,192}, { 16,192}, { 24,208} }}, // 5
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{{ 8, 64}, 0, { { 0,128}, { 16,128}, { 24,144} }},
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{{ 8, 64}, 0, { { 0, 64}, { 16, 64}, { 24, 80} }},
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{{ 8, 32}, 0, { { 0, 32}, { 16, 32}, { 24, 48} }},
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{{ 8,288}, 0, { { 0,-32}, { 8,-32}, { 16,-16} }}, // 9
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{{ 8, 48}, 0, { { 0,208}, { 0,208}, { 8,224} }}, // 10
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{{ 8,128}, 0, { { 0, 80}, { 0, 80}, { 8, 96} }},
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{{ 8, 64}, 0, { { 0, 16}, { 0, 16}, { 8, 32} }},
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};
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#define up_left_count array_size(up_left_views)
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static void
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print_view (view_t *view)
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{
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printf ("%s[%3d %3d %3d %3d %3d %3d %3d %3d]\n",
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view->parent ? " " : "****",
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view->xpos, view->ypos, view->xlen, view->ylen,
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view->xrel, view->yrel, view->xabs, view->yabs);
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view_draw (view);
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}
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static int
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test_flow (testdata_t *child_views, int count, void (*flow) (view_t *))
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{
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view_t *flow_view = view_new (0, 0, 256, 256, grav_northwest);
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flow_view->setgeometry = flow;
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flow_view->flow_size = 1;
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flow_view->draw = print_view;
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for (int i = 0; i < count; i++) {
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testdata_t *td = &child_views[i];
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view_t *child = view_new (0, 0, td->xlen, td->ylen, grav_flow);
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child->bol_suppress = td->bol_suppress;
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child->draw = print_view;
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view_add (flow_view, child);
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}
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view_move (flow_view, 8, 16);
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int ret = 0;
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for (int i = 0; i < flow_view->num_children; i++) {
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testdata_t *td = &child_views[i];
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view_t *child = flow_view->children[i];
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if (child->xpos != td->expect.xpos
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|| child->ypos != td->expect.ypos
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|| child->xrel != td->expect.xrel
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|| child->yrel != td->expect.yrel
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|| child->xabs != td->expect.xabs
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|| child->yabs != td->expect.yabs) {
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ret = 1;
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printf ("child %d misflowed:\n"
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" [%3d %3d %3d %3d %3d %3d]\n", i,
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td->expect.xpos, td->expect.ypos,
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td->expect.xrel, td->expect.yrel,
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td->expect.xabs, td->expect.yabs);
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print_view (child);
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|
}
|
||||||
|
}
|
||||||
|
return ret;
|
||||||
|
}
|
||||||
|
|
||||||
|
int
|
||||||
|
main (void)
|
||||||
|
{
|
||||||
|
int ret = 0;
|
||||||
|
|
||||||
|
if (test_flow (right_down_views, right_down_count, view_flow_right_down)) {
|
||||||
|
printf ("right-down failed\n");
|
||||||
|
ret = 1;
|
||||||
|
}
|
||||||
|
if (test_flow (right_up_views, right_up_count, view_flow_right_up)) {
|
||||||
|
printf ("right-up failed\n");
|
||||||
|
ret = 1;
|
||||||
|
}
|
||||||
|
if (test_flow (left_down_views, left_down_count, view_flow_left_down)) {
|
||||||
|
printf ("left-down failed\n");
|
||||||
|
ret = 1;
|
||||||
|
}
|
||||||
|
if (test_flow (left_up_views, left_up_count, view_flow_left_up)) {
|
||||||
|
printf ("left-up failed\n");
|
||||||
|
ret = 1;
|
||||||
|
}
|
||||||
|
|
||||||
|
if (test_flow (down_right_views, down_right_count, view_flow_down_right)) {
|
||||||
|
printf ("down-right failed\n");
|
||||||
|
ret = 1;
|
||||||
|
}
|
||||||
|
if (test_flow (up_right_views, up_right_count, view_flow_up_right)) {
|
||||||
|
printf ("up-right failed\n");
|
||||||
|
ret = 1;
|
||||||
|
}
|
||||||
|
if (test_flow (down_left_views, down_left_count, view_flow_down_left)) {
|
||||||
|
printf ("down-left failed\n");
|
||||||
|
ret = 1;
|
||||||
|
}
|
||||||
|
if (test_flow (up_left_views, up_left_count, view_flow_up_left)) {
|
||||||
|
printf ("up-left failed\n");
|
||||||
|
ret = 1;
|
||||||
|
}
|
||||||
|
return ret;
|
||||||
|
}
|
||||||
|
|
@ -388,9 +388,33 @@ flow_up (view_t *view, void (*set_rows) (view_t *, flowline_t *))
|
||||||
set_rows (view, &flowline);
|
set_rows (view, &flowline);
|
||||||
}
|
}
|
||||||
|
|
||||||
|
static void
|
||||||
|
flow_view_height (view_t *view, flowline_t *flowlines)
|
||||||
|
{
|
||||||
|
if (view->flow_size) {
|
||||||
|
view->ylen = 0;
|
||||||
|
for (flowline_t *line = flowlines; line; line = line->next) {
|
||||||
|
view->ylen += line->height;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
static void
|
||||||
|
flow_view_width (view_t *view, flowline_t *flowlines)
|
||||||
|
{
|
||||||
|
if (view->flow_size) {
|
||||||
|
view->xlen = 0;
|
||||||
|
for (flowline_t *line = flowlines; line; line = line->next) {
|
||||||
|
view->xlen += line->height;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
static void
|
static void
|
||||||
set_rows_down (view_t *view, flowline_t *flowlines)
|
set_rows_down (view_t *view, flowline_t *flowlines)
|
||||||
{
|
{
|
||||||
|
flow_view_height (view, flowlines);
|
||||||
|
|
||||||
int cursor = 0;
|
int cursor = 0;
|
||||||
for (flowline_t *line = flowlines; line; line = line->next) {
|
for (flowline_t *line = flowlines; line; line = line->next) {
|
||||||
cursor += line->height;
|
cursor += line->height;
|
||||||
|
|
@ -406,6 +430,8 @@ set_rows_down (view_t *view, flowline_t *flowlines)
|
||||||
static void
|
static void
|
||||||
set_rows_up (view_t *view, flowline_t *flowlines)
|
set_rows_up (view_t *view, flowline_t *flowlines)
|
||||||
{
|
{
|
||||||
|
flow_view_height (view, flowlines);
|
||||||
|
|
||||||
int cursor = view->ylen;
|
int cursor = view->ylen;
|
||||||
for (flowline_t *line = flowlines; line; line = line->next) {
|
for (flowline_t *line = flowlines; line; line = line->next) {
|
||||||
for (int i = 0; i < line->child_count; i++) {
|
for (int i = 0; i < line->child_count; i++) {
|
||||||
|
|
@ -421,6 +447,8 @@ set_rows_up (view_t *view, flowline_t *flowlines)
|
||||||
static void
|
static void
|
||||||
set_columns_right (view_t *view, flowline_t *flowlines)
|
set_columns_right (view_t *view, flowline_t *flowlines)
|
||||||
{
|
{
|
||||||
|
flow_view_width (view, flowlines);
|
||||||
|
|
||||||
int cursor = 0;
|
int cursor = 0;
|
||||||
for (flowline_t *line = flowlines; line; line = line->next) {
|
for (flowline_t *line = flowlines; line; line = line->next) {
|
||||||
for (int i = 0; i < line->child_count; i++) {
|
for (int i = 0; i < line->child_count; i++) {
|
||||||
|
|
@ -436,6 +464,8 @@ set_columns_right (view_t *view, flowline_t *flowlines)
|
||||||
static void
|
static void
|
||||||
set_columns_left (view_t *view, flowline_t *flowlines)
|
set_columns_left (view_t *view, flowline_t *flowlines)
|
||||||
{
|
{
|
||||||
|
flow_view_width (view, flowlines);
|
||||||
|
|
||||||
int cursor = view->xlen;
|
int cursor = view->xlen;
|
||||||
for (flowline_t *line = flowlines; line; line = line->next) {
|
for (flowline_t *line = flowlines; line; line = line->next) {
|
||||||
cursor -= line->height;
|
cursor -= line->height;
|
||||||
|
|
|
||||||
Loading…
Reference in a new issue