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IO: Clear AppFocusLost in EndFrame() in order to allow backend or application code to poll and react to it

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+ Amend a241dc7 with the same clearing of MouseDownDuration[] as keyboard ones.
This commit is contained in:
ocornut 2022-10-28 20:01:20 +02:00
parent a241dc7990
commit 22bcfca700
1 changed files with 9 additions and 5 deletions
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14
imgui.cpp
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@ -1304,7 +1304,11 @@ void ImGuiIO::ClearInputKeys()
KeyCtrl = KeyShift = KeyAlt = KeySuper = false;
KeyMods = ImGuiMod_None;
MousePos = ImVec2(-FLT_MAX, -FLT_MAX);
memset(MouseDown, 0, sizeof(MouseDown));
for (int n = 0; n < IM_ARRAYSIZE(MouseDown); n++)
{
MouseDown[n] = false;
MouseDownDuration[n] = MouseDownDurationPrev[n] = -1.0f;
}
MouseWheel = MouseWheelH = 0.0f;
}
@ -5122,6 +5126,7 @@ void ImGui::EndFrame()
g.IO.Fonts->Locked = false;
// Clear Input data for next frame
g.IO.AppFocusLost = false;
g.IO.MouseWheel = g.IO.MouseWheelH = 0.0f;
g.IO.InputQueueCharacters.resize(0);
@ -8283,12 +8288,11 @@ void ImGui::UpdateInputEvents(bool trickle_fast_inputs)
g.InputEventsQueue.erase(g.InputEventsQueue.Data, g.InputEventsQueue.Data + event_n);
// Clear buttons state when focus is lost
// (this is useful so e.g. releasing Alt after focus loss on Alt-Tab doesn't trigger the Alt menu toggle)
// - this is useful so e.g. releasing Alt after focus loss on Alt-Tab doesn't trigger the Alt menu toggle.
// - we clear in EndFrame() and not now in order allow application/user code polling this flag
// (e.g. custom backend may want to clear additional data, custom widgets may want to react with a "canceling" event).
if (g.IO.AppFocusLost)
{
g.IO.ClearInputKeys();
g.IO.AppFocusLost = false;
}
}