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Differential D6362 Diff 59448 source/blender/editors/interface/interface.cc

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source/blender/editors/interface/interface.cc

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using blender::Vector; using blender::Vector;
/* prototypes. */ /* prototypes. */
static void ui_but_to_pixelrect(struct rcti *rect, static void ui_but_to_pixelrect(struct rcti *rect,
const struct ARegion *region, const struct ARegion *region,
struct uiBlock *block, struct uiBlock *block,
const struct uiBut *but); const struct uiBut *but);
static void ui_def_but_rna__menu(bContext * /*C*/, uiLayout *layout, void *but_p); static void ui_def_but_rna__menu(bContext *C, uiLayout *layout, void *but_p);
static void ui_def_but_rna__panel_type(bContext * /*C*/, uiLayout *layout, void *but_p); static void ui_def_but_rna__panel_type(bContext * /*C*/, uiLayout *layout, void *but_p);
static void ui_def_but_rna__menu_type(bContext * /*C*/, uiLayout *layout, void *but_p); static void ui_def_but_rna__menu_type(bContext * /*C*/, uiLayout *layout, void *but_p);
/* avoid unneeded calls to ui_but_value_get */ /* avoid unneeded calls to ui_but_value_get */
#define UI_BUT_VALUE_UNSET DBL_MAX #define UI_BUT_VALUE_UNSET DBL_MAX
#define UI_GET_BUT_VALUE_INIT(_but, _value) \ #define UI_GET_BUT_VALUE_INIT(_but, _value) \
if (_value == DBL_MAX) { \ if (_value == DBL_MAX) { \
(_value) = ui_but_value_get(_but); \ (_value) = ui_but_value_get(_but); \
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void ui_def_but_icon_clear(uiBut *but) void ui_def_but_icon_clear(uiBut *but)
{ {
but->icon = ICON_NONE; but->icon = ICON_NONE;
but->flag &= ~UI_HAS_ICON; but->flag &= ~UI_HAS_ICON;
but->drawflag &= ~UI_BUT_ICON_LEFT; but->drawflag &= ~UI_BUT_ICON_LEFT;
} }
static void ui_def_but_rna__menu(bContext * /*C*/, uiLayout *layout, void *but_p) static void ui_def_but_rna__menu(bContext *C, uiLayout *layout, void *but_p)
{ {
uiBlock *block = uiLayoutGetBlock(layout); uiBlock *block = uiLayoutGetBlock(layout);
uiPopupBlockHandle *handle = block->handle; uiPopupBlockHandle *handle = block->handle;
uiBut *but = (uiBut *)but_p; uiBut *but = (uiBut *)but_p;
/* see comment in ui_item_enum_expand, re: `uiname`. */ /* see comment in ui_item_enum_expand, re: `uiname`. */
const EnumPropertyItem *item_array; const EnumPropertyItem *item_array;
UI_block_flag_enable(block, UI_BLOCK_MOVEMOUSE_QUIT); UI_block_flag_enable(block, UI_BLOCK_MOVEMOUSE_QUIT);
bool free; bool free;
RNA_property_enum_items_gettexted(static_cast<bContext *>(block->evil_C), RNA_property_enum_items_gettexted(static_cast<bContext *>(block->evil_C),
&but->rnapoin, &but->rnapoin,
but->rnaprop, but->rnaprop,
&item_array, &item_array,
nullptr, nullptr,
&free); &free);
/* We don't want nested rows, cols in menus. */ /* We don't want nested rows, cols in menus. */
UI_block_layout_set_current(block, layout); UI_block_layout_set_current(block, layout);
int totitems = 0; int totitems = 0;
int categories = 0; int categories = 0;
int entries_nosepr_count = 0; int columns = 1;
for (const EnumPropertyItem *item = item_array; item->identifier; item++, totitems++) { int rows = 0;
if (!item->identifier[0]) {
/* inconsistent, but menus with categories do not look good flipped */
if (item->name) {
block->flag |= UI_BLOCK_NO_FLIP;
categories++;
entries_nosepr_count++;
}
/* We do not want simple separators in `entries_nosepr_count`. */
continue;
}
entries_nosepr_count++;
}
/* Columns and row estimation. Ignore simple separators here. */ const wmWindow *win = CTX_wm_window(C);
int columns = (entries_nosepr_count + 20) / 20; const int row_height = UI_UNIT_Y / but->block->aspect;
if (columns < 1) { /* Calculate max-rows from how many rows can fit in this window.*/
columns = 1; const int max_rows = (win->sizey - (4.0f * row_height)) / row_height;
} float text_width = 0.0f;
if (columns > 8) {
columns = (entries_nosepr_count + 25) / 25;
}
int rows = totitems / columns; BLF_size(BLF_default(), UI_style_get()->widgetlabel.points * U.pixelsize);
if (rows < 1) { int col_rows = 0;
rows = 1; float col_width = 0.0f;
}
while (rows * columns < totitems) { for (const EnumPropertyItem *item = item_array; item->identifier; item++, totitems++) {
rows++; col_rows++;
if (col_rows > 1 && (col_rows > max_rows || (!item->identifier[0] && item->name))) {
columns++;
text_width += col_width;
col_width = 0;
col_rows = 0;
}
if (!item->identifier[0] && item->name) {
/* Inconsistent, but menus with categories do not look good flipped. */
block->flag |= UI_BLOCK_NO_FLIP;
categories++;
}
float item_width = BLF_width(BLF_default(), item->name, BLF_DRAW_STR_DUMMY_MAX);
col_width = MAX2(col_width, item_width + (6 * UI_UNIT_X));
rows = MAX2(rows, col_rows);
}
text_width += col_width;
text_width /= but->block->aspect;
if (columns > 1 && text_width > win->sizex) {
columns = 1;
rows = totitems;
} }
const char *title = RNA_property_ui_name(but->rnaprop); const char *title = RNA_property_ui_name(but->rnaprop);
if (title[0] && (categories == 0) && (block->flag & UI_BLOCK_NO_FLIP)) { if (title[0] && (categories == 0) && (block->flag & UI_BLOCK_NO_FLIP)) {
/* Title at the top for menus with categories. */ /* Title at the top for menus with categories. */
uiDefBut(block, uiDefBut(block,
UI_BTYPE_LABEL, UI_BTYPE_LABEL,
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/* start new column, and find out where it ends in advance, so we /* start new column, and find out where it ends in advance, so we
* can flip the order of items properly per column */ * can flip the order of items properly per column */
column_end = totitems; column_end = totitems;
for (int b = a + 1; b < totitems; b++) { for (int b = a + 1; b < totitems; b++) {
const EnumPropertyItem *item = &item_array[b]; const EnumPropertyItem *item = &item_array[b];
/* new column on N rows or on separation label */ /* new column on N rows or on separation label */
if (((b - a) % rows == 0) || (!item->identifier[0] && item->name)) { if (((b - a) % rows == 0) || (columns > 1 && !item->identifier[0] && item->name)) {
column_end = b; column_end = b;
break; break;
} }
} }
column = uiLayoutColumn(split, false); column = uiLayoutColumn(split, false);
} }
const EnumPropertyItem *item = &item_array[a]; const EnumPropertyItem *item = &item_array[a];
if (new_column && (categories > 0) && item->identifier[0]) { if (new_column && (categories > 0) && (columns > 1) && item->identifier[0]) {
uiItemL(column, "", ICON_NONE); uiItemL(column, "", ICON_NONE);
uiItemS(column); uiItemS(column);
} }
if (!item->identifier[0]) { if (!item->identifier[0]) {
if (item->name) { if (item->name || columns > 1) {
if (item->icon) { if (item->icon) {
uiItemL(column, item->name, item->icon); uiItemL(column, item->name, item->icon);
} }
else { else {
/* Do not use uiItemL here, as our root layout is a menu one, /* Do not use uiItemL here, as our root layout is a menu one,
* it will add a fake blank icon! */ * it will add a fake blank icon! */
uiDefBut(block, uiDefBut(block,
UI_BTYPE_LABEL, UI_BTYPE_LABEL,
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