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Merge branch 'master' into docking

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# Conflicts:
#	backends/imgui_impl_dx9.cpp
#	backends/imgui_impl_win32.cpp
#	docs/CHANGELOG.txt
#	imgui.cpp
This commit is contained in:
ocornut
2021-03-02 18:27:07 +01:00
parent b794ecc079 25679a411e
commit 6aee4bcdc5
28 changed files with 268 additions and 132 deletions
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57
imgui_widgets.cpp
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@ -782,22 +782,30 @@ bool ImGui::ArrowButton(const char* str_id, ImGuiDir dir)
}
// Button to close a window
bool ImGui::CloseButton(ImGuiID id, const ImVec2& pos)//, float size)
bool ImGui::CloseButton(ImGuiID id, const ImVec2& pos)
{
ImGuiContext& g = *GImGui;
ImGuiWindow* window = g.CurrentWindow;
// We intentionally allow interaction when clipped so that a mechanical Alt,Right,Validate sequence close a window.
// (this isn't the regular behavior of buttons, but it doesn't affect the user much because navigation tends to keep items visible).
// Tweak 1: Shrink hit-testing area if button covers an abnormally large proportion of the visible region. That's in order to facilitate moving the window away. (#3825)
// This may better be applied as a general hit-rect reduction mechanism for all widgets to ensure the area to move window is always accessible?
const ImRect bb(pos, pos + ImVec2(g.FontSize, g.FontSize) + g.Style.FramePadding * 2.0f);
bool is_clipped = !ItemAdd(bb, id);
ImRect bb_interact = bb;
const float area_to_visible_ratio = window->OuterRectClipped.GetArea() / bb.GetArea();
if (area_to_visible_ratio < 1.5f)
bb_interact.Expand(ImFloor(bb_interact.GetSize() * -0.25f));
// Tweak 2: We intentionally allow interaction when clipped so that a mechanical Alt,Right,Activate sequence can always close a window.
// (this isn't the regular behavior of buttons, but it doesn't affect the user much because navigation tends to keep items visible).
bool is_clipped = !ItemAdd(bb_interact, id);
bool hovered, held;
bool pressed = ButtonBehavior(bb, id, &hovered, &held);
bool pressed = ButtonBehavior(bb_interact, id, &hovered, &held);
if (is_clipped)
return pressed;
// Render
// FIXME: Clarify this mess
ImU32 col = GetColorU32(held ? ImGuiCol_ButtonActive : ImGuiCol_ButtonHovered);
ImVec2 center = bb.GetCenter();
if (hovered)
@ -3293,7 +3301,7 @@ bool ImGui::TempInputScalar(const ImRect& bb, ImGuiID id, const char* label, ImG
DataTypeApplyOpFromText(data_buf, g.InputTextState.InitialTextA.Data, data_type, p_data, NULL);
if (p_clamp_min || p_clamp_max)
{
if (DataTypeCompare(data_type, p_clamp_min, p_clamp_max) > 0)
if (p_clamp_min && p_clamp_max && DataTypeCompare(data_type, p_clamp_min, p_clamp_max) > 0)
ImSwap(p_clamp_min, p_clamp_max);
DataTypeClamp(data_type, p_data, p_clamp_min, p_clamp_max);
}
@ -6910,7 +6918,7 @@ namespace ImGui
static ImU32 TabBarCalcTabID(ImGuiTabBar* tab_bar, const char* label, ImGuiWindow* docked_window);
static float TabBarCalcMaxTabWidth();
static float TabBarScrollClamp(ImGuiTabBar* tab_bar, float scrolling);
static void TabBarScrollToTab(ImGuiTabBar* tab_bar, ImGuiTabItem* tab, ImGuiTabBarSection* sections);
static void TabBarScrollToTab(ImGuiTabBar* tab_bar, ImGuiID tab_id, ImGuiTabBarSection* sections);
static ImGuiTabItem* TabBarScrollingButtons(ImGuiTabBar* tab_bar);
static ImGuiTabItem* TabBarTabListPopupButton(ImGuiTabBar* tab_bar);
}
@ -7128,12 +7136,12 @@ static void ImGui::TabBarLayout(ImGuiTabBar* tab_bar)
sections[1].Spacing = sections[1].TabCount > 0 && sections[2].TabCount > 0 ? g.Style.ItemInnerSpacing.x : 0.0f;
// Setup next selected tab
ImGuiID scroll_track_selected_tab_id = 0;
ImGuiID scroll_to_tab_id = 0;
if (tab_bar->NextSelectedTabId)
{
tab_bar->SelectedTabId = tab_bar->NextSelectedTabId;
tab_bar->NextSelectedTabId = 0;
scroll_track_selected_tab_id = tab_bar->SelectedTabId;
scroll_to_tab_id = tab_bar->SelectedTabId;
}
// Process order change request (we could probably process it when requested but it's just saner to do it in a single spot).
@ -7141,7 +7149,7 @@ static void ImGui::TabBarLayout(ImGuiTabBar* tab_bar)
{
if (TabBarProcessReorder(tab_bar))
if (tab_bar->ReorderRequestTabId == tab_bar->SelectedTabId)
scroll_track_selected_tab_id = tab_bar->ReorderRequestTabId;
scroll_to_tab_id = tab_bar->ReorderRequestTabId;
tab_bar->ReorderRequestTabId = 0;
}
@ -7149,7 +7157,7 @@ static void ImGui::TabBarLayout(ImGuiTabBar* tab_bar)
const bool tab_list_popup_button = (tab_bar->Flags & ImGuiTabBarFlags_TabListPopupButton) != 0;
if (tab_list_popup_button)
if (ImGuiTabItem* tab_to_select = TabBarTabListPopupButton(tab_bar)) // NB: Will alter BarRect.Min.x!
scroll_track_selected_tab_id = tab_bar->SelectedTabId = tab_to_select->ID;
scroll_to_tab_id = tab_bar->SelectedTabId = tab_to_select->ID;
// Leading/Trailing tabs will be shrink only if central one aren't visible anymore, so layout the shrink data as: leading, trailing, central
// (whereas our tabs are stored as: leading, central, trailing)
@ -7169,8 +7177,8 @@ static void ImGui::TabBarLayout(ImGuiTabBar* tab_bar)
most_recently_selected_tab = tab;
if (tab->ID == tab_bar->SelectedTabId)
found_selected_tab_id = true;
if (scroll_track_selected_tab_id == 0 && g.NavJustMovedToId == tab->ID)
scroll_track_selected_tab_id = tab->ID;
if (scroll_to_tab_id == 0 && g.NavJustMovedToId == tab->ID)
scroll_to_tab_id = tab->ID;
// Refresh tab width immediately, otherwise changes of style e.g. style.FramePadding.x would noticeably lag in the tab bar.
// Additionally, when using TabBarAddTab() to manipulate tab bar order we occasionally insert new tabs that don't have a width yet,
@ -7201,11 +7209,11 @@ static void ImGui::TabBarLayout(ImGuiTabBar* tab_bar)
// Horizontal scrolling buttons
// (note that TabBarScrollButtons() will alter BarRect.Max.x)
if ((tab_bar->WidthAllTabsIdeal > tab_bar->BarRect.GetWidth() && tab_bar->Tabs.Size > 1) && !(tab_bar->Flags & ImGuiTabBarFlags_NoTabListScrollingButtons) && (tab_bar->Flags & ImGuiTabBarFlags_FittingPolicyScroll))
if (ImGuiTabItem* scroll_track_selected_tab = TabBarScrollingButtons(tab_bar))
if (ImGuiTabItem* scroll_and_select_tab = TabBarScrollingButtons(tab_bar))
{
scroll_track_selected_tab_id = scroll_track_selected_tab->ID;
if (!(scroll_track_selected_tab->Flags & ImGuiTabItemFlags_Button))
tab_bar->SelectedTabId = scroll_track_selected_tab_id;
scroll_to_tab_id = scroll_and_select_tab->ID;
if ((scroll_and_select_tab->Flags & ImGuiTabItemFlags_Button) == 0)
tab_bar->SelectedTabId = scroll_to_tab_id;
}
// Shrink widths if full tabs don't fit in their allocated space
@ -7269,7 +7277,7 @@ static void ImGui::TabBarLayout(ImGuiTabBar* tab_bar)
if (found_selected_tab_id == false)
tab_bar->SelectedTabId = 0;
if (tab_bar->SelectedTabId == 0 && tab_bar->NextSelectedTabId == 0 && most_recently_selected_tab != NULL)
scroll_track_selected_tab_id = tab_bar->SelectedTabId = most_recently_selected_tab->ID;
scroll_to_tab_id = tab_bar->SelectedTabId = most_recently_selected_tab->ID;
// Lock in visible tab
tab_bar->VisibleTabId = tab_bar->SelectedTabId;
@ -7277,12 +7285,11 @@ static void ImGui::TabBarLayout(ImGuiTabBar* tab_bar)
// CTRL+TAB can override visible tab temporarily
if (g.NavWindowingTarget != NULL && g.NavWindowingTarget->DockNode && g.NavWindowingTarget->DockNode->TabBar == tab_bar)
tab_bar->VisibleTabId = scroll_track_selected_tab_id = g.NavWindowingTarget->ID;
tab_bar->VisibleTabId = scroll_to_tab_id = g.NavWindowingTarget->ID;
// Update scrolling
if (scroll_track_selected_tab_id)
if (ImGuiTabItem* scroll_track_selected_tab = TabBarFindTabByID(tab_bar, scroll_track_selected_tab_id))
TabBarScrollToTab(tab_bar, scroll_track_selected_tab, sections);
if (scroll_to_tab_id != 0)
TabBarScrollToTab(tab_bar, scroll_to_tab_id, sections);
tab_bar->ScrollingAnim = TabBarScrollClamp(tab_bar, tab_bar->ScrollingAnim);
tab_bar->ScrollingTarget = TabBarScrollClamp(tab_bar, tab_bar->ScrollingTarget);
if (tab_bar->ScrollingAnim != tab_bar->ScrollingTarget)
@ -7412,8 +7419,12 @@ static float ImGui::TabBarScrollClamp(ImGuiTabBar* tab_bar, float scrolling)
return ImMax(scrolling, 0.0f);
}
static void ImGui::TabBarScrollToTab(ImGuiTabBar* tab_bar, ImGuiTabItem* tab, ImGuiTabBarSection* sections)
// Note: we may scroll to tab that are not selected! e.g. using keyboard arrow keys
static void ImGui::TabBarScrollToTab(ImGuiTabBar* tab_bar, ImGuiID tab_id, ImGuiTabBarSection* sections)
{
ImGuiTabItem* tab = TabBarFindTabByID(tab_bar, tab_id);
if (tab == NULL)
return;
if (tab->Flags & (ImGuiTabItemFlags_Leading | ImGuiTabItemFlags_Trailing))
return;