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[ui, textbox] Fixed selection background rectangle

This commit is contained in:
Martin Fouilleul 2023-03-05 17:03:00 +01:00
parent 1af132352a
commit b52a35c753
2 changed files with 13 additions and 17 deletions
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5
examples/ui/main.c
View File

@ -111,11 +111,6 @@ int main()
}
}
if(mp_key_pressed(MP_KEY_C))
{
printf("pressed C!\n");
}
mg_surface_prepare(surface);
mp_rect frame = mp_window_get_content_rect(window);

25
src/ui.c
View File

@ -2026,7 +2026,7 @@ void ui_text_box_render(ui_box* box, void* data)
str32 before = str32_slice(codepoints, 0, firstDisplayedChar);
mp_rect beforeBox = mg_text_bounding_box_utf32(style->font, style->fontSize, before);
f32 textMargin = 5;
f32 textMargin = 5; //TODO: make that configurable
f32 textX = textMargin + box->rect.x - beforeBox.w;
f32 textTop = box->rect.y + 0.5*(box->rect.h - lineHeight);
@ -2039,7 +2039,7 @@ void ui_text_box_render(ui_box* box, void* data)
str32 beforeSelect = str32_slice(codepoints, 0, selectStart);
mp_rect beforeSelectBox = mg_text_bounding_box_utf32(style->font, style->fontSize, beforeSelect);
beforeSelectBox.x += textX + beforeBox.x + beforeBox.w;
beforeSelectBox.x += textX;
beforeSelectBox.y += textY;
if(selectStart != selectEnd)
@ -2116,6 +2116,8 @@ ui_text_box_result ui_text_box(const char* name, mem_arena* arena, str8 text)
ui_box* frame = ui_box_make(name, frameFlags);
ui_style* style = &frame->computedStyle;
f32 textMargin = 5; //TODO parameterize this margin! must be the same as in ui_text_box_render
mg_font_extents extents = mg_font_get_scaled_extents(style->font, style->fontSize);
ui_box_set_size(frame, UI_AXIS_Y, UI_SIZE_PIXELS, extents.ascent+extents.descent+10, 1);
@ -2144,7 +2146,6 @@ ui_text_box_result ui_text_box(const char* name, mem_arena* arena, str8 text)
{
//NOTE: set cursor/extend selection on mouse press or drag
vec2 pos = ui_mouse_position();
f32 textMargin = 5; //TODO parameterize this margin! must be the same as in ui_text_box_render
f32 cursorX = pos.x - frame->rect.x - textMargin;
str32 codepoints = utf8_push_to_codepoints(&ui->frameArena, text);
@ -2222,20 +2223,21 @@ ui_text_box_result ui_text_box(const char* name, mem_arena* arena, str8 text)
}
}
//NOTE(martin): text box focus shortcuts
if(mp_key_pressed(MP_KEY_ENTER))
{
//TODO(martin): extract in gui_edit_complete() (and use below)
ui_box_deactivate(frame);
ui->focus = 0;
}
//NOTE(martin): check changed/accepted
if(oldCodepoints.ptr != codepoints.ptr)
{
result.changed = true;
result.text = utf8_push_from_codepoints(arena, codepoints);
}
if(mp_key_pressed(MP_KEY_ENTER))
{
//TODO(martin): extract in gui_edit_complete() (and use below)
result.accepted = true;
ui_box_deactivate(frame);
ui->focus = 0;
}
//NOTE slide contents
{
if(ui->editCursor < ui->editFirstDisplayedChar)
@ -2244,7 +2246,6 @@ ui_text_box_result ui_text_box(const char* name, mem_arena* arena, str8 text)
}
else
{
f32 textMargin = 5.; //TODO: pull this out and make it configurable
i32 firstDisplayedChar = ui->editFirstDisplayedChar;
str32 firstToCursor = str32_slice(codepoints, firstDisplayedChar, ui->editCursor);
mp_rect firstToCursorBox = mg_text_bounding_box_utf32(style->font, style->fontSize, firstToCursor);