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Added IsItemDeactivated() to query if the last item was active previously but isn't anymore. Useful for Undo/Redo patterns. (#820, #956, #1875)

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omar
2018-06-12 18:44:33 +02:00
parent c725710c6d
commit cd455a4600
5 changed files with 35 additions and 10 deletions
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6
imgui_internal.h
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@ -394,6 +394,7 @@ struct ImGuiGroupData
float BackupCurrentLineTextBaseOffset;
float BackupLogLinePosY;
bool BackupActiveIdIsAlive;
bool BackupActiveIdPreviousFrameIsAlive;
bool AdvanceCursor;
};
@ -624,9 +625,11 @@ struct ImGuiContext
bool ActiveIdIsAlive; // Active widget has been seen this frame
bool ActiveIdIsJustActivated; // Set at the time of activation for one frame
bool ActiveIdAllowOverlap; // Active widget allows another widget to steal active id (generally for overlapping widgets, but not always)
bool ActiveIdPreviousFrameIsAlive;
int ActiveIdAllowNavDirFlags; // Active widget allows using directional navigation (e.g. can activate a button and move away from it)
ImVec2 ActiveIdClickOffset; // Clicked offset from upper-left corner, if applicable (currently only set by ButtonBehavior)
ImGuiWindow* ActiveIdWindow;
ImGuiWindow* ActiveIdPreviousFrameWindow;
ImGuiInputSource ActiveIdSource; // Activating with mouse or nav (gamepad/keyboard)
ImGuiID LastActiveId; // Store the last non-zero ActiveId, useful for animation.
float LastActiveIdTimer; // Store the last non-zero ActiveId timer since the beginning of activation, useful for animation.
@ -762,9 +765,10 @@ struct ImGuiContext
ActiveIdIsAlive = false;
ActiveIdIsJustActivated = false;
ActiveIdAllowOverlap = false;
ActiveIdPreviousFrameIsAlive = false;
ActiveIdAllowNavDirFlags = 0;
ActiveIdClickOffset = ImVec2(-1,-1);
ActiveIdWindow = NULL;
ActiveIdWindow = ActiveIdPreviousFrameWindow = NULL;
ActiveIdSource = ImGuiInputSource_None;
LastActiveId = 0;
LastActiveIdTimer = 0.0f;