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This commit is contained in:
ocornut 2015-05-07 11:36:16 +01:00
parent fbbe7fee53
commit 13c3f11c66
1 changed files with 6 additions and 7 deletions
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13
imgui.cpp
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@ -2183,24 +2183,24 @@ static void PopClipRect()
void ImGui::Render() void ImGui::Render()
{ {
ImGuiState& g = *GImGui; ImGuiState& g = *GImGui;
IM_ASSERT(g.Initialized); // Forgot to call ImGui::NewFrame() IM_ASSERT(g.Initialized); // Forgot to call ImGui::NewFrame()
const bool first_render_of_the_frame = (g.FrameCountRendered != g.FrameCount); const bool first_render_of_the_frame = (g.FrameCountRendered != g.FrameCount);
g.FrameCountRendered = g.FrameCount; g.FrameCountRendered = g.FrameCount;
if (first_render_of_the_frame) if (first_render_of_the_frame)
{ {
// Hide implicit window if it hasn't been used // Hide implicit "Debug" window if it hasn't been used
IM_ASSERT(g.CurrentWindowStack.size() == 1); // Mismatched Begin/End IM_ASSERT(g.CurrentWindowStack.size() == 1); // Mismatched Begin/End
if (g.CurrentWindow && !g.CurrentWindow->Accessed) if (g.CurrentWindow && !g.CurrentWindow->Accessed)
g.CurrentWindow->Active = false; g.CurrentWindow->Active = false;
ImGui::End(); ImGui::End();
// Click to focus window and start moving (after we're done with all our widgets)
if (g.ActiveId == 0 && g.HoveredId == 0 && g.IO.MouseClicked[0]) if (g.ActiveId == 0 && g.HoveredId == 0 && g.IO.MouseClicked[0])
{ {
if (g.HoveredRootWindow != NULL) if (g.HoveredRootWindow != NULL)
{ {
// Select window for move/focus when we're done with all our widgets (we use the root window ID here)
IM_ASSERT(g.MovedWindow == NULL); IM_ASSERT(g.MovedWindow == NULL);
g.MovedWindow = g.HoveredWindow; g.MovedWindow = g.HoveredWindow;
SetActiveId(g.HoveredRootWindow->MoveID); SetActiveId(g.HoveredRootWindow->MoveID);
@ -2227,19 +2227,18 @@ void ImGui::Render()
IM_ASSERT(g.Windows.size() == g.WindowsSortBuffer.size()); // we done something wrong IM_ASSERT(g.Windows.size() == g.WindowsSortBuffer.size()); // we done something wrong
g.Windows.swap(g.WindowsSortBuffer); g.Windows.swap(g.WindowsSortBuffer);
// Clear data for next frame // Clear Input data for next frame
g.IO.MouseWheel = 0.0f; g.IO.MouseWheel = 0.0f;
memset(g.IO.InputCharacters, 0, sizeof(g.IO.InputCharacters)); memset(g.IO.InputCharacters, 0, sizeof(g.IO.InputCharacters));
} }
// Skip render altogether if alpha is 0.0 // Skip render altogether if alpha is 0.0
// Note that vertex buffers have been created, so it is best practice that you don't call Begin/End in the first place. // Note that vertex buffers have been created, so it is best practice that you don't create windows in the first place, or respond to Begin() returning false
if (g.Style.Alpha > 0.0f) if (g.Style.Alpha > 0.0f)
{ {
// Render tooltip // Render tooltip
if (g.Tooltip[0]) if (g.Tooltip[0])
{ {
// Use a dummy window to render the tooltip
ImGui::BeginTooltip(); ImGui::BeginTooltip();
ImGui::TextUnformatted(g.Tooltip); ImGui::TextUnformatted(g.Tooltip);
ImGui::EndTooltip(); ImGui::EndTooltip();
@ -3160,7 +3159,7 @@ bool ImGui::Begin(const char* name, bool* p_opened, const ImVec2& size_on_first_
// When reusing window again multiple times a frame, just append content (don't need to setup again) // When reusing window again multiple times a frame, just append content (don't need to setup again)
const int current_frame = ImGui::GetFrameCount(); const int current_frame = ImGui::GetFrameCount();
const bool first_begin_of_the_frame = (window->LastFrameDrawn != current_frame); const bool first_begin_of_the_frame = (window->LastFrameDrawn != current_frame);
const bool window_was_visible = (window->LastFrameDrawn == current_frame - 1); const bool window_was_visible = (window->LastFrameDrawn == current_frame - 1); // Not using !WasActive because the implicit "Debug" window would always toggle off->on
if (first_begin_of_the_frame) if (first_begin_of_the_frame)
{ {
window->Active = true; window->Active = true;