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IsWindowHovered(): Changed default behavior to now return false is a widget from another window is active + Added support for ImGuiHoveredFlags_AllowWhenBlockedByActiveItem. (relate to drag'n drop idoms: #143)

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This commit is contained in:
omar 2017-10-20 17:59:48 +02:00
parent 564ff2dfd3
commit 695ea45fca
2 changed files with 22 additions and 8 deletions
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22
imgui.cpp
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@ -5091,9 +5091,16 @@ const char* ImGui::GetStyleColorName(ImGuiCol idx)
bool ImGui::IsWindowHovered(ImGuiHoveredFlags flags)
{
IM_ASSERT((flags & (ImGuiHoveredFlags_AllowWhenOverlapped | ImGuiHoveredFlags_AllowWhenBlockedByActiveItem)) == 0); // Flags not supported by this function
IM_ASSERT((flags & ImGuiHoveredFlags_AllowWhenOverlapped) == 0); // Flags not supported by this function
ImGuiContext& g = *GImGui;
return g.HoveredWindow == g.CurrentWindow && IsWindowContentHoverable(g.HoveredRootWindow, flags);
if (g.HoveredWindow != g.CurrentWindow)
return false;
if (!IsWindowContentHoverable(g.HoveredRootWindow, flags))
return false;
if (!(flags & ImGuiHoveredFlags_AllowWhenBlockedByActiveItem))
if (g.ActiveId != 0 && g.ActiveIdWindow != g.CurrentWindow)
return false;
return true;
}
bool ImGui::IsWindowFocused()
@ -5116,9 +5123,16 @@ bool ImGui::IsRootWindowOrAnyChildFocused()
bool ImGui::IsRootWindowOrAnyChildHovered(ImGuiHoveredFlags flags)
{
IM_ASSERT((flags & (ImGuiHoveredFlags_AllowWhenOverlapped | ImGuiHoveredFlags_AllowWhenBlockedByActiveItem)) == 0); // Flags not supported by this function
IM_ASSERT((flags & ImGuiHoveredFlags_AllowWhenOverlapped) == 0); // Flags not supported by this function
ImGuiContext& g = *GImGui;
return g.HoveredRootWindow && (g.HoveredRootWindow == g.CurrentWindow->RootWindow) && IsWindowContentHoverable(g.HoveredRootWindow, flags);
if (!g.HoveredRootWindow || (g.HoveredRootWindow != g.CurrentWindow->RootWindow))
return false;
if (!IsWindowContentHoverable(g.HoveredRootWindow, flags))
return false;
if (!(flags & ImGuiHoveredFlags_AllowWhenBlockedByActiveItem))
if (g.ActiveId != 0 && g.ActiveIdWindow != g.CurrentWindow)
return false;
return true;
}
float ImGui::GetWindowWidth()

8
imgui_demo.cpp
View File

@ -1768,11 +1768,11 @@ void ImGui::ShowTestWindow(bool* p_open)
// Testing IsWindowHovered() function
ImGui::BulletText(
"IsWindowHovered() = %d\n"
"IsWindowHovered(_AllowWhenBlockedByPopup) = %d\n",
//"IsWindowHovered(_AllowWhenBlockedByActiveItem) = %d\n",
"IsWindowHovered(_AllowWhenBlockedByPopup) = %d\n"
"IsWindowHovered(_AllowWhenBlockedByActiveItem) = %d\n",
ImGui::IsWindowHovered(),
ImGui::IsWindowHovered(ImGuiHoveredFlags_AllowWhenBlockedByPopup));
//ImGui::IsWindowHovered(ImGuiHoveredFlags_AllowWhenBlockedByActiveItem));
ImGui::IsWindowHovered(ImGuiHoveredFlags_AllowWhenBlockedByPopup),
ImGui::IsWindowHovered(ImGuiHoveredFlags_AllowWhenBlockedByActiveItem));
// Testing IsItemHovered() function (because BulletText is an item itself and that would affect the output of IsItemHovered, we pass all lines in a single items to shorten the code)
ImGui::Button("ITEM");