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Added SetNextItemShortcut() wip function. (#456)

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Mark widget as hovered. Amend d10641b.
This commit is contained in:
ocornut 2024-01-22 17:56:34 +01:00
parent 4c2c09450a
commit a201af7354
4 changed files with 48 additions and 8 deletions
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35
imgui.cpp
View File

@ -3891,6 +3891,7 @@ void ImGui::SetActiveID(ImGuiID id, ImGuiWindow* window)
g.ActiveIdNoClearOnFocusLoss = false;
g.ActiveIdWindow = window;
g.ActiveIdHasBeenEditedThisFrame = false;
g.ActiveIdFromShortcut = false;
if (id)
{
g.ActiveIdIsAlive = id;
@ -4100,7 +4101,8 @@ bool ImGui::ItemHoverable(const ImRect& bb, ImGuiID id, ImGuiItemFlags item_flag
if (g.HoveredId != 0 && g.HoveredId != id && !g.HoveredIdAllowOverlap)
return false;
if (g.ActiveId != 0 && g.ActiveId != id && !g.ActiveIdAllowOverlap)
return false;
if (!g.ActiveIdFromShortcut)
return false;
// Done with rectangle culling so we can perform heavier checks now.
if (!(item_flags & ImGuiItemFlags_NoWindowHoverableCheck) && !IsWindowContentHoverable(window, ImGuiHoveredFlags_None))
@ -4160,12 +4162,13 @@ bool ImGui::ItemHoverable(const ImRect& bb, ImGuiID id, ImGuiItemFlags item_flag
}
// FIXME: This is inlined/duplicated in ItemAdd()
// FIXME: The id != 0 path is not used by our codebase, may get rid of it?
bool ImGui::IsClippedEx(const ImRect& bb, ImGuiID id)
{
ImGuiContext& g = *GImGui;
ImGuiWindow* window = g.CurrentWindow;
if (!bb.Overlaps(window->ClipRect))
if (id == 0 || (id != g.ActiveId && id != g.NavId))
if (id == 0 || (id != g.ActiveId && id != g.ActiveIdPreviousFrame && id != g.NavId && id != g.NavActivateId))
if (!g.LogEnabled)
return true;
return false;
@ -9421,6 +9424,13 @@ bool ImGui::IsKeyChordPressed(ImGuiKeyChord key_chord, ImGuiID owner_id, ImGuiIn
return true;
}
void ImGui::SetNextItemShortcut(ImGuiKeyChord key_chord)
{
ImGuiContext& g = *GImGui;
g.NextItemData.Flags |= ImGuiNextItemDataFlags_HasShortcut;
g.NextItemData.Shortcut = key_chord;
}
bool ImGui::Shortcut(ImGuiKeyChord key_chord, ImGuiID owner_id, ImGuiInputFlags flags)
{
//ImGuiContext& g = *GImGui;
@ -9731,6 +9741,7 @@ void ImGuiStackSizes::CompareWithContextState(ImGuiContext* ctx)
// [SECTION] ITEM SUBMISSION
//-----------------------------------------------------------------------------
// - KeepAliveID()
// - ItemHandleShortcut() [Internal]
// - ItemAdd()
//-----------------------------------------------------------------------------
@ -9744,6 +9755,20 @@ void ImGui::KeepAliveID(ImGuiID id)
g.ActiveIdPreviousFrameIsAlive = true;
}
static void ItemHandleShortcut(ImGuiID id)
{
// FIXME: Generalize Activation queue?
ImGuiContext& g = *GImGui;
if (ImGui::Shortcut(g.NextItemData.Shortcut, id, ImGuiInputFlags_None) && g.NavActivateId == 0)
{
g.NavActivateId = id; // Will effectively disable clipping.
g.NavActivateFlags = ImGuiActivateFlags_PreferInput | ImGuiActivateFlags_FromShortcut;
if (g.ActiveId == 0 || g.ActiveId == id)
g.NavActivateDownId = g.NavActivatePressedId = id;
ImGui::NavHighlightActivated(id);
}
}
// Declare item bounding box for clipping and interaction.
// Note that the size can be different than the one provided to ItemSize(). Typically, widgets that spread over available surface
// declare their minimum size requirement to ItemSize() and provide a larger region to ItemAdd() which is used drawing/interaction.
@ -9785,6 +9810,9 @@ bool ImGui::ItemAdd(const ImRect& bb, ImGuiID id, const ImRect* nav_bb_arg, ImGu
if (window == g.NavWindow || ((window->Flags | g.NavWindow->Flags) & ImGuiWindowFlags_NavFlattened))
NavProcessItem();
}
if (g.NextItemData.Flags & ImGuiNextItemDataFlags_HasShortcut)
ItemHandleShortcut(id);
}
// Lightweight clear of SetNextItemXXX data.
@ -9801,9 +9829,10 @@ bool ImGui::ItemAdd(const ImRect& bb, ImGuiID id, const ImRect* nav_bb_arg, ImGu
//const bool is_clipped = IsClippedEx(bb, id);
//if (is_clipped)
// return false;
// g.NavActivateId is not necessarily == g.NavId, in the case of remote activation (e.g. shortcuts)
const bool is_rect_visible = bb.Overlaps(window->ClipRect);
if (!is_rect_visible)
if (id == 0 || (id != g.ActiveId && id != g.ActiveIdPreviousFrame && id != g.NavId))
if (id == 0 || (id != g.ActiveId && id != g.ActiveIdPreviousFrame && id != g.NavId && id != g.NavActivateId))
if (!g.LogEnabled)
return false;

2
imgui.h
View File

@ -24,7 +24,7 @@
// Library Version
// (Integer encoded as XYYZZ for use in #if preprocessor conditionals, e.g. '#if IMGUI_VERSION_NUM >= 12345')
#define IMGUI_VERSION "1.90.2 WIP"
#define IMGUI_VERSION_NUM 19014
#define IMGUI_VERSION_NUM 19015
#define IMGUI_HAS_TABLE
/*

6
imgui_internal.h
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@ -1145,6 +1145,7 @@ enum ImGuiNextItemDataFlags_
ImGuiNextItemDataFlags_None = 0,
ImGuiNextItemDataFlags_HasWidth = 1 << 0,
ImGuiNextItemDataFlags_HasOpen = 1 << 1,
ImGuiNextItemDataFlags_HasShortcut = 1 << 2,
};
struct ImGuiNextItemData
@ -1154,6 +1155,7 @@ struct ImGuiNextItemData
// Non-flags members are NOT cleared by ItemAdd() meaning they are still valid during NavProcessItem()
ImGuiSelectionUserData SelectionUserData; // Set by SetNextItemSelectionUserData() (note that NULL/0 is a valid value, we use -1 == ImGuiSelectionUserData_Invalid to mark invalid values)
float Width; // Set by SetNextItemWidth()
ImGuiKeyChord Shortcut; // Set by SetNextItemShortcut()
bool OpenVal; // Set by SetNextItemOpen()
ImGuiCond OpenCond : 8;
@ -1518,6 +1520,7 @@ enum ImGuiActivateFlags_
ImGuiActivateFlags_PreferTweak = 1 << 1, // Favor activation for tweaking with arrows or gamepad (e.g. for Slider/Drag). Default for Space key and if keyboard is not used.
ImGuiActivateFlags_TryToPreserveState = 1 << 2, // Request widget to preserve state if it can (e.g. InputText will try to preserve cursor/selection)
ImGuiActivateFlags_FromTabbing = 1 << 3, // Activation requested by a tabbing request
ImGuiActivateFlags_FromShortcut = 1 << 4, // Activation requested by an item shortcut via SetNextItemShortcut() function.
};
// Early work-in-progress API for ScrollToItem()
@ -1963,6 +1966,7 @@ struct ImGuiContext
bool ActiveIdHasBeenPressedBefore; // Track whether the active id led to a press (this is to allow changing between PressOnClick and PressOnRelease without pressing twice). Used by range_select branch.
bool ActiveIdHasBeenEditedBefore; // Was the value associated to the widget Edited over the course of the Active state.
bool ActiveIdHasBeenEditedThisFrame;
bool ActiveIdFromShortcut;
int ActiveIdMouseButton : 8;
ImVec2 ActiveIdClickOffset; // Clicked offset from upper-left corner, if applicable (currently only set by ButtonBehavior)
ImGuiWindow* ActiveIdWindow;
@ -2267,6 +2271,7 @@ struct ImGuiContext
ActiveIdHasBeenPressedBefore = false;
ActiveIdHasBeenEditedBefore = false;
ActiveIdHasBeenEditedThisFrame = false;
ActiveIdFromShortcut = false;
ActiveIdClickOffset = ImVec2(-1, -1);
ActiveIdWindow = NULL;
ActiveIdSource = ImGuiInputSource_None;
@ -3225,6 +3230,7 @@ namespace ImGui
// - IsKeyChordPressed() compares mods + call IsKeyPressed() -> function has no side-effect.
// - Shortcut() submits a route then if currently can be routed calls IsKeyChordPressed() -> function has (desirable) side-effects.
IMGUI_API bool IsKeyChordPressed(ImGuiKeyChord key_chord, ImGuiID owner_id, ImGuiInputFlags flags = 0);
IMGUI_API void SetNextItemShortcut(ImGuiKeyChord key_chord);
IMGUI_API bool Shortcut(ImGuiKeyChord key_chord, ImGuiID owner_id = 0, ImGuiInputFlags flags = 0);
IMGUI_API bool SetShortcutRouting(ImGuiKeyChord key_chord, ImGuiID owner_id, ImGuiInputFlags flags = 0); // owner_id needs to be explicit and cannot be 0
IMGUI_API bool TestShortcutRouting(ImGuiKeyChord key_chord, ImGuiID owner_id);

13
imgui_widgets.cpp
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@ -477,6 +477,9 @@ void ImGui::BulletTextV(const char* fmt, va_list args)
// Frame N + RepeatDelay + RepeatRate*N true true - true
//-------------------------------------------------------------------------------------------------------------------------------------------------
// FIXME: For refactor we could output flags, incl mouse hovered vs nav keyboard vs nav triggered etc.
// And better standardize how widgets use 'GetColor32((held && hovered) ? ... : hovered ? ...)' vs 'GetColor32(held ? ... : hovered ? ...);'
// For mouse feedback we typically prefer the 'held && hovered' test, but for nav feedback not always. Outputting hovered=true on Activation may be misleading.
bool ImGui::ButtonBehavior(const ImRect& bb, ImGuiID id, bool* out_hovered, bool* out_held, ImGuiButtonFlags flags)
{
ImGuiContext& g = *GImGui;
@ -598,7 +601,7 @@ bool ImGui::ButtonBehavior(const ImRect& bb, ImGuiID id, bool* out_hovered, bool
}
// Gamepad/Keyboard handling
// We report navigated item as hovered but we don't set g.HoveredId to not interfere with mouse.
// We report navigated and navigation-activated items as hovered but we don't set g.HoveredId to not interfere with mouse.
if (g.NavId == id && !g.NavDisableHighlight && g.NavDisableMouseHover)
if (!(flags & ImGuiButtonFlags_NoHoveredOnFocus))
hovered = true;
@ -621,8 +624,10 @@ bool ImGui::ButtonBehavior(const ImRect& bb, ImGuiID id, bool* out_hovered, bool
pressed = true;
SetActiveID(id, window);
g.ActiveIdSource = g.NavInputSource;
if (!(flags & ImGuiButtonFlags_NoNavFocus))
if (!(flags & ImGuiButtonFlags_NoNavFocus) && !(g.NavActivateFlags & ImGuiActivateFlags_FromShortcut))
SetFocusID(id, window);
if (g.NavActivateFlags & ImGuiActivateFlags_FromShortcut)
g.ActiveIdFromShortcut = true;
}
}
@ -667,7 +672,7 @@ bool ImGui::ButtonBehavior(const ImRect& bb, ImGuiID id, bool* out_hovered, bool
{
// When activated using Nav, we hold on the ActiveID until activation button is released
if (g.NavActivateDownId == id)
held = true;
held = true; // hovered == true not true as we are already likely hovered on direct activation.
else
ClearActiveID();
}
@ -675,7 +680,7 @@ bool ImGui::ButtonBehavior(const ImRect& bb, ImGuiID id, bool* out_hovered, bool
g.ActiveIdHasBeenPressedBefore = true;
}
// Activation highlight
// Activation highlight (this may be a remote activation)
if (g.NavHighlightActivatedId == id)
hovered = true;