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Merge branch 'master' into navigation

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docking
omar 7 years ago
parent 79ef64430c fafe65a8fc
commit 35f65e05ed
2 changed files with 61 additions and 59 deletions
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118
imgui.cpp
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@ -641,7 +641,6 @@ static void SetWindowSize(ImGuiWindow* window, const ImVec2& size, I
static void SetWindowCollapsed(ImGuiWindow* window, bool collapsed, ImGuiCond cond);
static ImGuiWindow* FindHoveredWindow(ImVec2 pos, bool excluding_childs);
static ImGuiWindow* CreateNewWindow(const char* name, ImVec2 size, ImGuiWindowFlags flags);
static inline bool IsWindowContentHoverable(ImGuiWindow* window);
static void ClearSetNextWindowData();
static void CheckStacksSize(ImGuiWindow* window, bool write);
static void Scrollbar(ImGuiWindow* window, bool horizontal);
@ -1974,6 +1973,19 @@ void ImGui::KeepAliveID(ImGuiID id)
g.ActiveIdIsAlive = true;
}
static inline bool IsWindowContentHoverable(ImGuiWindow* window)
{
// An active popup disable hovering on other windows (apart from its own children)
// FIXME-OPT: This could be cached/stored within the window.
ImGuiContext& g = *GImGui;
if (g.NavWindow)
if (ImGuiWindow* focused_root_window = g.NavWindow->RootWindow)
if ((focused_root_window->Flags & ImGuiWindowFlags_Popup) != 0 && focused_root_window->WasActive && focused_root_window != window->RootWindow)
return false;
return true;
}
// Advance cursor given item size for layout.
void ImGui::ItemSize(const ImVec2& size, float text_offset_y)
{
@ -2214,22 +2226,24 @@ bool ImGui::ItemAdd(const ImRect& bb, const ImGuiID* id, const ImRect* nav_bb_ar
return true;
}
// This is roughly matching the behavior of internal-facing IsHovered()
// This is roughly matching the behavior of internal-facing ItemHoverable() which is
// - we allow hovering to be true when ActiveId==window->MoveID, so that clicking on non-interactive items such as a Text() item still returns true with IsItemHovered())
// - we don't expose the flatten_child feature that IsHovered() has, which is only used by the window resizing widget (may rework this)
bool ImGui::IsItemHovered()
{
ImGuiContext& g = *GImGui;
ImGuiWindow* window = g.CurrentWindow;
if (g.NavDisableMouseHover)
return IsItemFocused();
if (g.HoveredWindow == window)
if (g.ActiveId == 0 || g.ActiveId == window->DC.LastItemId || g.ActiveIdAllowOverlap || g.ActiveId == window->MoveId)
if (IsMouseHoveringRect(window->DC.LastItemRect.Min, window->DC.LastItemRect.Max))
if (!g.NavDisableMouseHover && IsWindowContentHoverable(window))
return true;
return false;
if (g.HoveredWindow != window)
return false;
if (g.ActiveId != 0 && g.ActiveId != window->DC.LastItemId && !g.ActiveIdAllowOverlap && g.ActiveId != window->MoveId)
return false;
if (!IsMouseHoveringRect(window->DC.LastItemRect.Min, window->DC.LastItemRect.Max))
return false;
if (g.NavDisableMouseHover || !IsWindowContentHoverable(window))
return false;
return true;
}
bool ImGui::IsItemRectHovered()
@ -2238,20 +2252,25 @@ bool ImGui::IsItemRectHovered()
return IsMouseHoveringRect(window->DC.LastItemRect.Min, window->DC.LastItemRect.Max);
}
// Internal facing IsHovered() differs slightly from IsItemHovered().
bool ImGui::IsHovered(const ImRect& bb, ImGuiID id, bool flatten_childs)
// Internal facing ItemHoverable() used when submitting widgets. Differs slightly from IsItemHovered().
bool ImGui::ItemHoverable(const ImRect& bb, ImGuiID id)
{
ImGuiContext& g = *GImGui;
if (g.HoveredId == 0 || g.HoveredId == id || g.HoveredIdAllowOverlap)
{
ImGuiWindow* window = g.CurrentWindow;
if (g.HoveredWindow == window || (flatten_childs && g.HoveredRootWindow == window->RootWindow))
if (g.ActiveId == 0 || g.ActiveId == id || g.ActiveIdAllowOverlap)
if (IsMouseHoveringRect(bb.Min, bb.Max))
if (!g.NavDisableMouseHover && IsWindowContentHoverable(g.HoveredRootWindow))
return true;
}
return false;
if (g.HoveredId != 0 && g.HoveredId != id && !g.HoveredIdAllowOverlap)
return false;
ImGuiWindow* window = g.CurrentWindow;
if (g.HoveredWindow != window)
return false;
if (g.ActiveId != 0 && g.ActiveId != id && !g.ActiveIdAllowOverlap)
return false;
if (!IsMouseHoveringRect(bb.Min, bb.Max))
return false;
if (g.NavDisableMouseHover || !IsWindowContentHoverable(window))
return false;
SetHoveredID(id);
return true;
}
bool ImGui::IsClippedEx(const ImRect& bb, const ImGuiID* id, bool clip_even_when_logged)
@ -5041,6 +5060,7 @@ bool ImGui::Begin(const char* name, bool* p_open, const ImVec2& size_on_first_us
if (!(flags & ImGuiWindowFlags_AlwaysAutoResize) && window->AutoFitFramesX <= 0 && window->AutoFitFramesY <= 0 && !(flags & ImGuiWindowFlags_NoResize))
{
// Manual resize
// Using the FlattenChilds button flag, we make the resize button accessible even if we are hovering over a child window
const ImVec2 br = window->Rect().GetBR();
const ImRect resize_rect(br - ImVec2(resize_corner_size * 0.75f, resize_corner_size * 0.75f), br);
const ImGuiID resize_id = window->GetID("#RESIZE");
@ -6476,19 +6496,6 @@ void ImGui::LabelText(const char* label, const char* fmt, ...)
va_end(args);
}
static inline bool IsWindowContentHoverable(ImGuiWindow* window)
{
// An active popup disable hovering on other windows (apart from its own children)
// FIXME-OPT: This could be cached/stored within the window.
ImGuiContext& g = *GImGui;
if (g.NavWindow)
if (ImGuiWindow* focused_root_window = g.NavWindow->RootWindow)
if ((focused_root_window->Flags & ImGuiWindowFlags_Popup) != 0 && focused_root_window->WasActive && focused_root_window != window->RootWindow)
return false;
return true;
}
bool ImGui::ButtonBehavior(const ImRect& bb, ImGuiID id, bool* out_hovered, bool* out_held, ImGuiButtonFlags flags)
{
ImGuiContext& g = *GImGui;
@ -6506,11 +6513,18 @@ bool ImGui::ButtonBehavior(const ImRect& bb, ImGuiID id, bool* out_hovered, bool
if ((flags & (ImGuiButtonFlags_PressedOnClickRelease | ImGuiButtonFlags_PressedOnClick | ImGuiButtonFlags_PressedOnRelease | ImGuiButtonFlags_PressedOnDoubleClick)) == 0)
flags |= ImGuiButtonFlags_PressedOnClickRelease;
ImGuiWindow* backup_hovered_window = g.HoveredWindow;
if ((flags & ImGuiButtonFlags_FlattenChilds) && g.HoveredRootWindow == window)
g.HoveredWindow = window;
bool pressed = false;
bool hovered = IsHovered(bb, id, (flags & ImGuiButtonFlags_FlattenChilds) != 0);
bool hovered = ItemHoverable(bb, id);
if ((flags & ImGuiButtonFlags_FlattenChilds) && g.HoveredRootWindow == window)
g.HoveredWindow = backup_hovered_window;
if (hovered)
{
SetHoveredID(id);
if (!(flags & ImGuiButtonFlags_NoKeyModifiers) || (!g.IO.KeyCtrl && !g.IO.KeyShift && !g.IO.KeyAlt))
{
// | CLICKING | HOLDING with ImGuiButtonFlags_Repeat
@ -7637,10 +7651,7 @@ bool ImGui::SliderFloat(const char* label, float* v, float v_min, float v_max, c
ItemSize(total_bb, style.FramePadding.y);
return false;
}
const bool hovered = IsHovered(frame_bb, id);
if (hovered)
SetHoveredID(id);
const bool hovered = ItemHoverable(frame_bb, id);
if (!display_format)
display_format = "%.3f";
@ -7694,10 +7705,7 @@ bool ImGui::VSliderFloat(const char* label, const ImVec2& size, float* v, float
ItemSize(bb, style.FramePadding.y);
if (!ItemAdd(frame_bb, &id, &frame_bb))
return false;
const bool hovered = IsHovered(frame_bb, id);
if (hovered)
SetHoveredID(id);
const bool hovered = ItemHoverable(frame_bb, id);
if (!display_format)
display_format = "%.3f";
@ -7944,10 +7952,7 @@ bool ImGui::DragFloat(const char* label, float* v, float v_speed, float v_min, f
ItemSize(total_bb, style.FramePadding.y);
return false;
}
const bool hovered = IsHovered(frame_bb, id);
if (hovered)
SetHoveredID(id);
const bool hovered = ItemHoverable(frame_bb, id);
if (!display_format)
display_format = "%.3f";
@ -8150,6 +8155,7 @@ void ImGui::PlotEx(ImGuiPlotType plot_type, const char* label, float (*values_ge
ItemSize(total_bb, style.FramePadding.y);
if (!ItemAdd(total_bb, NULL, &frame_bb))
return;
const bool hovered = ItemHoverable(inner_bb, 0);
// Determine scale from values if not specified
if (scale_min == FLT_MAX || scale_max == FLT_MAX)
@ -8177,7 +8183,7 @@ void ImGui::PlotEx(ImGuiPlotType plot_type, const char* label, float (*values_ge
// Tooltip on hover
int v_hovered = -1;
if (IsHovered(inner_bb, 0))
if (hovered)
{
const float t = ImClamp((g.IO.MousePos.x - inner_bb.Min.x) / (inner_bb.Max.x - inner_bb.Min.x), 0.0f, 0.9999f);
const int v_idx = (int)(t * item_count);
@ -8740,6 +8746,9 @@ bool ImGui::InputTextEx(const char* label, char* buf, int buf_size, const ImVec2
if (!ItemAdd(total_bb, &id, &frame_bb))
return false;
}
const bool hovered = ItemHoverable(frame_bb, id);
if (hovered)
g.MouseCursor = ImGuiMouseCursor_TextInput;
// Password pushes a temporary font with only a fallback glyph
if (is_password)
@ -8765,12 +8774,6 @@ bool ImGui::InputTextEx(const char* label, char* buf, int buf_size, const ImVec2
const bool focus_requested_by_code = focus_requested && (window->FocusIdxAllCounter == window->FocusIdxAllRequestCurrent);
const bool focus_requested_by_tab = focus_requested && !focus_requested_by_code;
const bool hovered = IsHovered(frame_bb, id);
if (hovered)
{
SetHoveredID(id);
g.MouseCursor = ImGuiMouseCursor_TextInput;
}
const bool user_clicked = hovered && io.MouseClicked[0];
const bool user_scrolled = is_multiline && g.ActiveId == 0 && edit_state.Id == id && g.ActiveIdPreviousFrame == draw_window->GetIDNoKeepAlive("#SCROLLY");
@ -9979,8 +9982,7 @@ bool ImGui::BeginMenu(const char* label, bool enabled)
if (!enabled) PopStyleColor();
}
bool hovered = enabled && IsHovered(window->DC.LastItemRect, id); // FIXME: Why not using window->DC.LastItemHoveredAndUsable / IsItemHovered() ?
const bool hovered = enabled && ItemHoverable(window->DC.LastItemRect, id);
if (menuset_is_open)
g.NavWindow = backed_nav_window;

2
imgui_internal.h
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@ -842,7 +842,7 @@ namespace ImGui
IMGUI_API void ItemSize(const ImRect& bb, float text_offset_y = 0.0f);
IMGUI_API bool ItemAdd(const ImRect& bb, const ImGuiID* id, const ImRect* nav_bb = NULL);
IMGUI_API bool IsClippedEx(const ImRect& bb, const ImGuiID* id, bool clip_even_when_logged);
IMGUI_API bool IsHovered(const ImRect& bb, ImGuiID id, bool flatten_childs = false);
IMGUI_API bool ItemHoverable(const ImRect& bb, ImGuiID id);
IMGUI_API bool FocusableItemRegister(ImGuiWindow* window, ImGuiID id, bool tab_stop = true); // Return true if focus is requested
IMGUI_API void FocusableItemUnregister(ImGuiWindow* window);
IMGUI_API ImVec2 CalcItemSize(ImVec2 size, float default_x, float default_y);

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