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power saving mode which only renders upon event happening

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This commit is contained in:
SergeyN 2025-11-24 23:45:04 +01:00
parent a726bded11
commit 4f978fd312
7 changed files with 295 additions and 28 deletions
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24
imgui_widgets.cpp
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@ -757,7 +757,10 @@ bool ImGui::ButtonBehavior(const ImRect& bb, ImGuiID id, bool* out_hovered, bool
ClearActiveID();
}
if (pressed)
{
g.ActiveIdHasBeenPressedBefore = true;
g.IO.SetNextRefresh(0, "button pressed");
}
}
// Activation highlight (this may be a remote activation)
@ -1260,6 +1263,7 @@ bool ImGui::Checkbox(const char* label, bool* v)
*v = checked;
pressed = true; // return value
MarkItemEdited(id);
g.IO.SetNextRefresh(0, "checkbox pressed");
}
const ImRect check_bb(pos, pos + ImVec2(square_sz, square_sz));
@ -5576,9 +5580,24 @@ bool ImGui::InputTextEx(const char* label, const char* hint, char* buf, int buf_
if (render_cursor)
{
state->CursorAnim += io.DeltaTime;
bool cursor_is_visible = (!g.IO.ConfigInputTextCursorBlink) || (state->CursorAnim <= 0.0f) || ImFmod(state->CursorAnim, 1.20f) <= 0.80f;
ImVec2 cursor_screen_pos = ImTrunc(draw_pos + cursor_offset - draw_scroll);
ImRect cursor_screen_rect(cursor_screen_pos.x, cursor_screen_pos.y - g.FontSize + 0.5f, cursor_screen_pos.x + 1.0f, cursor_screen_pos.y - 1.5f);
bool cursor_is_visible = true;
if (g.IO.ConfigInputTextCursorBlink)
{
float next_refresh_time = -state->CursorAnim;
if (state->CursorAnim > 0.0f)
{
float modded = ImFmod(state->CursorAnim, 1.20f);
bool now_visible_blink_phase = modded <= 0.80f;
state->CursorAnim = modded; //prevent fp error from accumulation
next_refresh_time = now_visible_blink_phase ? 0.80f - modded : 1.20f - modded;
cursor_is_visible = now_visible_blink_phase;
}
g.IO.SetNextRefresh( next_refresh_time, "text cursor blink");
}
if (cursor_is_visible && cursor_screen_rect.Overlaps(clip_rect))
draw_window->DrawList->AddLine(cursor_screen_rect.Min, cursor_screen_rect.GetBL(), GetColorU32(ImGuiCol_InputTextCursor), 1.0f); // FIXME-DPI: Cursor thickness (#7031)
@ -9486,6 +9505,9 @@ bool ImGui::MenuItemEx(const char* label, const char* icon, const char* shortcut
if (menuset_is_open)
PopItemFlag();
if (pressed)
g.IO.SetNextRefresh(0,"menu item pressed");
return pressed;
}