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Nav: Disabled items are not candidate for default focus. (#211, #787) + simplify handling of ImGuiButtonFlags_PressedOnDragDropHold path.

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This commit is contained in:
ocornut 2021-07-09 16:31:40 +02:00
parent cc40ae2101
commit 4a100f7f11
3 changed files with 7 additions and 5 deletions
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1
docs/CHANGELOG.txt
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@ -54,6 +54,7 @@ Other Changes:
- TabBar: Fixed using more than 32 KB-worth of tab names. (#4176)
- Drag and Drop: drop target highlight doesn't try to bypass host clipping rectangle. (#4281, #3272)
- Menus: MenuItem() and BeginMenu() are not affected/overlapping when style.SelectableTextAlign is altered.
- Nav: Disabled items are not candidate for default focus. (#211, #787)
- Fixed printf-style format checks on non-MinGW flavors. (#4183, #3592)
- Fonts: Functions with a 'float size_pixels' parameter can accept zero if it is set in ImFontSize::SizePixels.
- Fonts: Prefer using U+FFFD character for fallback instead of '?', if available. (#4269)

7
imgui.cpp
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@ -8846,12 +8846,13 @@ static void ImGui::NavProcessItem(ImGuiWindow* window, const ImRect& nav_bb, con
if (g.NavInitRequest && g.NavLayer == window->DC.NavLayerCurrent)
{
// Even if 'ImGuiItemFlags_NoNavDefaultFocus' is on (typically collapse/close button) we record the first ResultId so they can be used as a fallback
if (!(item_flags & ImGuiItemFlags_NoNavDefaultFocus) || g.NavInitResultId == 0)
const bool candidate_for_nav_default_focus = (item_flags & (ImGuiItemFlags_NoNavDefaultFocus | ImGuiItemFlags_Disabled)) == 0;
if (candidate_for_nav_default_focus || g.NavInitResultId == 0)
{
g.NavInitResultId = id;
g.NavInitResultRectRel = nav_bb_rel;
}
if (!(item_flags & ImGuiItemFlags_NoNavDefaultFocus))
if (candidate_for_nav_default_focus)
{
g.NavInitRequest = false; // Found a match, clear request
NavUpdateAnyRequestFlag();
@ -11246,7 +11247,7 @@ void ImGui::ShowMetricsWindow(bool* p_open)
Text("ActiveId: 0x%08X/0x%08X (%.2f sec), AllowOverlap: %d, Source: %s", g.ActiveId, g.ActiveIdPreviousFrame, g.ActiveIdTimer, g.ActiveIdAllowOverlap, input_source_names[g.ActiveIdSource]);
Text("ActiveIdWindow: '%s'", g.ActiveIdWindow ? g.ActiveIdWindow->Name : "NULL");
Text("ActiveIdUsing: Wheel: %d, NavDirMask: %X, NavInputMask: %X, KeyInputMask: %llX", g.ActiveIdUsingMouseWheel, g.ActiveIdUsingNavDirMask, g.ActiveIdUsingNavInputMask, g.ActiveIdUsingKeyInputMask);
Text("HoveredId: 0x%08X/0x%08X (%.2f sec), AllowOverlap: %d", g.HoveredId, g.HoveredIdPreviousFrame, g.HoveredIdTimer, g.HoveredIdAllowOverlap); // Data is "in-flight" so depending on when the Metrics window is called we may see current frame information or not
Text("HoveredId: 0x%08X (%.2f sec), AllowOverlap: %d", g.HoveredIdPreviousFrame, g.HoveredIdTimer, g.HoveredIdAllowOverlap); // Not displaying g.HoveredId as it is update mid-frame
Text("DragDrop: %d, SourceId = 0x%08X, Payload \"%s\" (%d bytes)", g.DragDropActive, g.DragDropPayload.SourceId, g.DragDropPayload.DataType, g.DragDropPayload.DataSize);
Unindent();

4
imgui_widgets.cpp
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@ -527,7 +527,7 @@ bool ImGui::ButtonBehavior(const ImRect& bb, ImGuiID id, bool* out_hovered, bool
{
hovered = true;
SetHoveredID(id);
if (CalcTypematicRepeatAmount(g.HoveredIdTimer + 0.0001f - g.IO.DeltaTime, g.HoveredIdTimer + 0.0001f, DRAGDROP_HOLD_TO_OPEN_TIMER, 0.00f))
if (g.HoveredIdTimer - g.IO.DeltaTime <= DRAGDROP_HOLD_TO_OPEN_TIMER && g.HoveredIdTimer >= DRAGDROP_HOLD_TO_OPEN_TIMER)
{
pressed = true;
g.DragDropHoldJustPressedId = id;
@ -6140,7 +6140,7 @@ bool ImGui::Selectable(const char* label, bool selected, ImGuiSelectableFlags fl
if (flags & ImGuiSelectableFlags_Disabled)
{
ImGuiItemFlags backup_item_flags = g.CurrentItemFlags;
g.CurrentItemFlags |= ImGuiItemFlags_Disabled | ImGuiItemFlags_NoNavDefaultFocus;
g.CurrentItemFlags |= ImGuiItemFlags_Disabled;
item_add = ItemAdd(bb, id);
g.CurrentItemFlags = backup_item_flags;
}