Fixes for MSVC static analyzers (wider range of versions). (#3938, #4073) + warning fix (#4089) + comments.

This commit is contained in:
ocornut 2021-04-29 21:34:16 +02:00
parent 89162a04f4
commit 788e91aece
2 changed files with 8 additions and 7 deletions

View File

@ -4069,7 +4069,7 @@ void ImGui::NewFrame()
g.CurrentWindowStack.resize(0); g.CurrentWindowStack.resize(0);
g.BeginPopupStack.resize(0); g.BeginPopupStack.resize(0);
g.ItemFlagsStack.resize(0); g.ItemFlagsStack.resize(0);
g.ItemFlagsStack.push_back(ImGuiItemFlags_Default_); g.ItemFlagsStack.push_back(ImGuiItemFlags_None);
g.GroupStack.resize(0); g.GroupStack.resize(0);
ClosePopupsOverWindow(g.NavWindow, false); ClosePopupsOverWindow(g.NavWindow, false);
@ -4554,6 +4554,7 @@ static void FindHoveredWindow()
for (int i = g.Windows.Size - 1; i >= 0; i--) for (int i = g.Windows.Size - 1; i >= 0; i--)
{ {
ImGuiWindow* window = g.Windows[i]; ImGuiWindow* window = g.Windows[i];
IM_MSVC_WARNING_SUPPRESS(28182); // [Static Analyzer] Dereferencing NULL pointer.
if (!window->Active || window->Hidden) if (!window->Active || window->Hidden)
continue; continue;
if (window->Flags & ImGuiWindowFlags_NoMouseInputs) if (window->Flags & ImGuiWindowFlags_NoMouseInputs)
@ -9509,6 +9510,7 @@ static void ImGui::NavEndFrame()
static int ImGui::FindWindowFocusIndex(ImGuiWindow* window) static int ImGui::FindWindowFocusIndex(ImGuiWindow* window)
{ {
ImGuiContext& g = *GImGui; ImGuiContext& g = *GImGui;
IM_UNUSED(g);
int order = window->FocusOrder; int order = window->FocusOrder;
IM_ASSERT(g.WindowsFocusOrder[order] == window); IM_ASSERT(g.WindowsFocusOrder[order] == window);
return order; return order;
@ -9716,7 +9718,7 @@ void ImGui::NavUpdateWindowingOverlay()
for (int n = g.WindowsFocusOrder.Size - 1; n >= 0; n--) for (int n = g.WindowsFocusOrder.Size - 1; n >= 0; n--)
{ {
ImGuiWindow* window = g.WindowsFocusOrder[n]; ImGuiWindow* window = g.WindowsFocusOrder[n];
IM_MSVC_WARNING_SUPPRESS(6011); // Static Analysis false positive "warning C6011: Dereferencing NULL pointer 'window'" IM_ASSERT(window != NULL); // Fix static analyzers
if (!IsWindowNavFocusable(window)) if (!IsWindowNavFocusable(window))
continue; continue;
const char* label = window->Name; const char* label = window->Name;

View File

@ -707,18 +707,17 @@ enum ImGuiItemFlags_
ImGuiItemFlags_NoNavDefaultFocus = 1 << 4, // false ImGuiItemFlags_NoNavDefaultFocus = 1 << 4, // false
ImGuiItemFlags_SelectableDontClosePopup = 1 << 5, // false // MenuItem/Selectable() automatically closes current Popup window ImGuiItemFlags_SelectableDontClosePopup = 1 << 5, // false // MenuItem/Selectable() automatically closes current Popup window
ImGuiItemFlags_MixedValue = 1 << 6, // false // [BETA] Represent a mixed/indeterminate value, generally multi-selection where values differ. Currently only supported by Checkbox() (later should support all sorts of widgets) ImGuiItemFlags_MixedValue = 1 << 6, // false // [BETA] Represent a mixed/indeterminate value, generally multi-selection where values differ. Currently only supported by Checkbox() (later should support all sorts of widgets)
ImGuiItemFlags_ReadOnly = 1 << 7, // false // [ALPHA] Allow hovering interactions but underlying value is not changed. ImGuiItemFlags_ReadOnly = 1 << 7 // false // [ALPHA] Allow hovering interactions but underlying value is not changed.
ImGuiItemFlags_Default_ = 0
}; };
// Storage for LastItem data // Storage for LastItem data
enum ImGuiItemStatusFlags_ enum ImGuiItemStatusFlags_
{ {
ImGuiItemStatusFlags_None = 0, ImGuiItemStatusFlags_None = 0,
ImGuiItemStatusFlags_HoveredRect = 1 << 0, ImGuiItemStatusFlags_HoveredRect = 1 << 0, // Mouse position is within item rectangle (does NOT mean that the window is in correct z-order and can be hovered!, this is only one part of the most-common IsItemHovered test)
ImGuiItemStatusFlags_HasDisplayRect = 1 << 1, // LastItemDisplayRect is valid ImGuiItemStatusFlags_HasDisplayRect = 1 << 1, // window->DC.LastItemDisplayRect is valid
ImGuiItemStatusFlags_Edited = 1 << 2, // Value exposed by item was edited in the current frame (should match the bool return value of most widgets) ImGuiItemStatusFlags_Edited = 1 << 2, // Value exposed by item was edited in the current frame (should match the bool return value of most widgets)
ImGuiItemStatusFlags_ToggledSelection = 1 << 3, // Set when Selectable(), TreeNode() reports toggling a selection. We can't report "Selected" because reporting the change allows us to handle clipping with less issues. ImGuiItemStatusFlags_ToggledSelection = 1 << 3, // Set when Selectable(), TreeNode() reports toggling a selection. We can't report "Selected", only state changes, in order to easily handle clipping with less issues.
ImGuiItemStatusFlags_ToggledOpen = 1 << 4, // Set when TreeNode() reports toggling their open state. ImGuiItemStatusFlags_ToggledOpen = 1 << 4, // Set when TreeNode() reports toggling their open state.
ImGuiItemStatusFlags_HasDeactivated = 1 << 5, // Set if the widget/group is able to provide data for the ImGuiItemStatusFlags_Deactivated flag. ImGuiItemStatusFlags_HasDeactivated = 1 << 5, // Set if the widget/group is able to provide data for the ImGuiItemStatusFlags_Deactivated flag.
ImGuiItemStatusFlags_Deactivated = 1 << 6, // Only valid if ImGuiItemStatusFlags_HasDeactivated is set. ImGuiItemStatusFlags_Deactivated = 1 << 6, // Only valid if ImGuiItemStatusFlags_HasDeactivated is set.