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Merge branch 'master' into docking

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# Conflicts:
#	imgui.cpp
#	imgui_widgets.cpp
This commit is contained in:
ocornut
2021-03-05 16:04:15 +01:00
parent 6aee4bcdc5 fdebb2e093
commit 80533ea5e1
30 changed files with 913 additions and 92 deletions
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66
imgui.cpp
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@ -971,8 +971,8 @@ static void FreeWrapper(void* ptr, void* user_data) { IM_UNUSED(user_d
static void* MallocWrapper(size_t size, void* user_data) { IM_UNUSED(user_data); IM_UNUSED(size); IM_ASSERT(0); return NULL; }
static void FreeWrapper(void* ptr, void* user_data) { IM_UNUSED(user_data); IM_UNUSED(ptr); IM_ASSERT(0); }
#endif
static ImGuiMemAllocFunc* GImAllocatorAllocFunc = MallocWrapper;
static ImGuiMemFreeFunc* GImAllocatorFreeFunc = FreeWrapper;
static ImGuiMemAllocFunc GImAllocatorAllocFunc = MallocWrapper;
static ImGuiMemFreeFunc GImAllocatorFreeFunc = FreeWrapper;
static void* GImAllocatorUserData = NULL;
//-----------------------------------------------------------------------------
@ -3174,20 +3174,22 @@ bool ImGui::IsItemHovered(ImGuiHoveredFlags flags)
return IsItemFocused();
// Test for bounding box overlap, as updated as ItemAdd()
if (!(window->DC.LastItemStatusFlags & ImGuiItemStatusFlags_HoveredRect))
ImGuiItemStatusFlags status_flags = window->DC.LastItemStatusFlags;
if (!(status_flags & ImGuiItemStatusFlags_HoveredRect))
return false;
IM_ASSERT((flags & (ImGuiHoveredFlags_RootWindow | ImGuiHoveredFlags_ChildWindows)) == 0); // Flags not supported by this function
// Test if we are hovering the right window (our window could be behind another window)
// [2017/10/16] Reverted commit 344d48be3 and testing RootWindow instead. I believe it is correct to NOT test for RootWindow but this leaves us unable to use IsItemHovered() after EndChild() itself.
// Until a solution is found I believe reverting to the test from 2017/09/27 is safe since this was the test that has been running for a long while.
//if (g.HoveredWindow != window)
// return false;
if (g.HoveredRootWindow != window->RootWindow && !(flags & ImGuiHoveredFlags_AllowWhenOverlapped))
return false;
// [2021/03/02] Reworked / reverted the revert, finally. Note we want e.g. BeginGroup/ItemAdd/EndGroup to work as well. (#3851)
// [2017/10/16] Reverted commit 344d48be3 and testing RootWindow instead. I believe it is correct to NOT test for RootWindow but this leaves us unable
// to use IsItemHovered() after EndChild() itself. Until a solution is found I believe reverting to the test from 2017/09/27 is safe since this was
// the test that has been running for a long while.
if (g.HoveredWindow != window && (status_flags & ImGuiItemStatusFlags_HoveredWindow) == 0)
if ((flags & ImGuiHoveredFlags_AllowWhenOverlapped) == 0)
return false;
// Test if another item is active (e.g. being dragged)
if (!(flags & ImGuiHoveredFlags_AllowWhenBlockedByActiveItem))
if ((flags & ImGuiHoveredFlags_AllowWhenBlockedByActiveItem) == 0)
if (g.ActiveId != 0 && g.ActiveId != window->DC.LastItemId && !g.ActiveIdAllowOverlap && g.ActiveId != window->MoveId)
return false;
@ -3342,7 +3344,7 @@ void* ImGui::MemAlloc(size_t size)
{
if (ImGuiContext* ctx = GImGui)
ctx->IO.MetricsActiveAllocations++;
return GImAllocatorAllocFunc(size, GImAllocatorUserData);
return (*GImAllocatorAllocFunc)(size, GImAllocatorUserData);
}
// IM_FREE() == ImGui::MemFree()
@ -3351,7 +3353,7 @@ void ImGui::MemFree(void* ptr)
if (ptr)
if (ImGuiContext* ctx = GImGui)
ctx->IO.MetricsActiveAllocations--;
return GImAllocatorFreeFunc(ptr, GImAllocatorUserData);
return (*GImAllocatorFreeFunc)(ptr, GImAllocatorUserData);
}
const char* ImGui::GetClipboardText()
@ -3388,7 +3390,7 @@ void ImGui::SetCurrentContext(ImGuiContext* ctx)
#endif
}
void ImGui::SetAllocatorFunctions(ImGuiMemAllocFunc* alloc_func, ImGuiMemFreeFunc* free_func, void* user_data)
void ImGui::SetAllocatorFunctions(ImGuiMemAllocFunc alloc_func, ImGuiMemFreeFunc free_func, void* user_data)
{
GImAllocatorAllocFunc = alloc_func;
GImAllocatorFreeFunc = free_func;
@ -3396,7 +3398,7 @@ void ImGui::SetAllocatorFunctions(ImGuiMemAllocFunc* alloc_func, ImGuiMemFreeFun
}
// This is provided to facilitate copying allocators from one static/DLL boundary to another (e.g. retrieve default allocator of your executable address space)
void ImGui::GetAllocatorFunctions(ImGuiMemAllocFunc** p_alloc_func, ImGuiMemFreeFunc** p_free_func, void** p_user_data)
void ImGui::GetAllocatorFunctions(ImGuiMemAllocFunc* p_alloc_func, ImGuiMemFreeFunc* p_free_func, void** p_user_data)
{
*p_alloc_func = GImAllocatorAllocFunc;
*p_free_func = GImAllocatorFreeFunc;
@ -3920,7 +3922,7 @@ void ImGui::UpdateHoveredWindowAndCaptureFlags()
// Modal windows prevents mouse from hovering behind them.
ImGuiWindow* modal_window = GetTopMostPopupModal();
if (modal_window && g.HoveredRootWindow && !IsWindowChildOf(g.HoveredRootWindow, modal_window))
if (modal_window && g.HoveredWindow && !IsWindowChildOf(g.HoveredWindow->RootWindow, modal_window))
clear_hovered_windows = true;
// Disabled mouse?
@ -3948,7 +3950,7 @@ void ImGui::UpdateHoveredWindowAndCaptureFlags()
clear_hovered_windows = true;
if (clear_hovered_windows)
g.HoveredWindow = g.HoveredRootWindow = g.HoveredWindowUnderMovingWindow = NULL;
g.HoveredWindow = g.HoveredWindowUnderMovingWindow = NULL;
// Update io.WantCaptureMouse for the user application (true = dispatch mouse info to imgui, false = dispatch mouse info to Dear ImGui + app)
if (g.WantCaptureMouseNextFrame != -1)
@ -4300,7 +4302,7 @@ void ImGui::Shutdown(ImGuiContext* context)
g.CurrentWindowStack.clear();
g.WindowsById.Clear();
g.NavWindow = NULL;
g.HoveredWindow = g.HoveredRootWindow = g.HoveredWindowUnderMovingWindow = NULL;
g.HoveredWindow = g.HoveredWindowUnderMovingWindow = NULL;
g.ActiveIdWindow = g.ActiveIdPreviousFrameWindow = NULL;
g.MovingWindow = NULL;
g.ColorStack.clear();
@ -4804,7 +4806,6 @@ static void FindHoveredWindow()
}
g.HoveredWindow = hovered_window;
g.HoveredRootWindow = g.HoveredWindow ? g.HoveredWindow->RootWindow : NULL;
g.HoveredWindowUnderMovingWindow = hovered_window_ignoring_moving_window;
if (g.MovingWindow)
@ -5281,6 +5282,8 @@ void ImGui::EndChild()
// Not navigable into
ItemAdd(bb, 0);
}
if (g.HoveredWindow == window)
parent_window->DC.LastItemStatusFlags |= ImGuiItemStatusFlags_HoveredWindow;
}
g.WithinEndChild = false;
g.LogLinePosY = -FLT_MAX; // To enforce a carriage return
@ -7027,6 +7030,7 @@ void ImGui::FocusTopMostWindowUnderOne(ImGuiWindow* under_this_window, ImGuiWind
FocusWindow(NULL);
}
// Important: this alone doesn't alter current ImDrawList state. This is called by PushFont/PopFont only.
void ImGui::SetCurrentFont(ImFont* font)
{
ImGuiContext& g = *GImGui;
@ -7150,30 +7154,28 @@ bool ImGui::IsWindowHovered(ImGuiHoveredFlags flags)
{
IM_ASSERT((flags & ImGuiHoveredFlags_AllowWhenOverlapped) == 0); // Flags not supported by this function
ImGuiContext& g = *GImGui;
if (g.HoveredWindow == NULL)
return false;
if (flags & ImGuiHoveredFlags_AnyWindow)
{
if (g.HoveredWindow == NULL)
return false;
}
else
if ((flags & ImGuiHoveredFlags_AnyWindow) == 0)
{
ImGuiWindow* window = g.CurrentWindow;
switch (flags & (ImGuiHoveredFlags_RootWindow | ImGuiHoveredFlags_ChildWindows))
{
case ImGuiHoveredFlags_RootWindow | ImGuiHoveredFlags_ChildWindows:
if (g.HoveredWindow == NULL || g.HoveredWindow->RootWindowDockStop != g.CurrentWindow->RootWindowDockStop)
if (g.HoveredWindow->RootWindowDockStop != window->RootWindowDockStop)
return false;
break;
case ImGuiHoveredFlags_RootWindow:
if (g.HoveredWindow != g.CurrentWindow->RootWindowDockStop)
if (g.HoveredWindow != window->RootWindowDockStop)
return false;
break;
case ImGuiHoveredFlags_ChildWindows:
if (g.HoveredWindow == NULL || !IsWindowChildOf(g.HoveredWindow, g.CurrentWindow))
if (!IsWindowChildOf(g.HoveredWindow, window))
return false;
break;
default:
if (g.HoveredWindow != g.CurrentWindow)
if (g.HoveredWindow != window)
return false;
break;
}
@ -8330,6 +8332,7 @@ void ImGui::BeginGroup()
group_data.BackupCurrLineSize = window->DC.CurrLineSize;
group_data.BackupCurrLineTextBaseOffset = window->DC.CurrLineTextBaseOffset;
group_data.BackupActiveIdIsAlive = g.ActiveIdIsAlive;
group_data.BackupHoveredIdIsAlive = g.HoveredId != 0;
group_data.BackupActiveIdPreviousFrameIsAlive = g.ActiveIdPreviousFrameIsAlive;
group_data.EmitItem = true;
@ -8383,6 +8386,11 @@ void ImGui::EndGroup()
window->DC.LastItemId = g.ActiveIdPreviousFrame;
window->DC.LastItemRect = group_bb;
// Forward Hovered flag
const bool group_contains_curr_hovered_id = (group_data.BackupHoveredIdIsAlive == false) && g.HoveredId != 0;
if (group_contains_curr_hovered_id)
window->DC.LastItemStatusFlags |= ImGuiItemStatusFlags_HoveredWindow;
// Forward Edited flag
if (group_contains_curr_active_id && g.ActiveIdHasBeenEditedThisFrame)
window->DC.LastItemStatusFlags |= ImGuiItemStatusFlags_Edited;
@ -16264,7 +16272,7 @@ void ImGui::ShowMetricsWindow(bool* p_open)
Text("WINDOWING");
Indent();
Text("HoveredWindow: '%s'", g.HoveredWindow ? g.HoveredWindow->Name : "NULL");
Text("HoveredRootWindow: '%s'", g.HoveredRootWindow ? g.HoveredRootWindow->Name : "NULL");
Text("HoveredWindow->Root: '%s'", g.HoveredWindow ? g.HoveredWindow->RootWindow->Name : "NULL");
Text("HoveredWindowUnderMovingWindow: '%s'", g.HoveredWindowUnderMovingWindow ? g.HoveredWindowUnderMovingWindow->Name : "NULL");
Text("HoveredDockNode: 0x%08X", g.HoveredDockNode ? g.HoveredDockNode->ID : 0);
Text("MovingWindow: '%s'", g.MovingWindow ? g.MovingWindow->Name : "NULL");