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Tabs: Added BeginTabBar(), EndTabBar(), BeginTabItem(), EndTabItem() + demo. (#261, #351)

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omar
2018-09-06 15:35:03 +02:00
parent c039a77d21
commit 58d46e1fe6
7 changed files with 1437 additions and 3 deletions
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44
imgui.h
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@ -26,6 +26,7 @@
#define IMGUI_VERSION "1.66 WIP"
#define IMGUI_VERSION_NUM 16600
#define IMGUI_CHECKVERSION() ImGui::DebugCheckVersionAndDataLayout(IMGUI_VERSION, sizeof(ImGuiIO), sizeof(ImGuiStyle), sizeof(ImVec2), sizeof(ImVec4), sizeof(ImDrawVert))
#define IMGUI_HAS_TABS 1 // Docking WIP branch
// Define attributes of all API symbols declarations (e.g. for DLL under Windows)
// IMGUI_API is used for core imgui functions, IMGUI_IMPL_API is used for the default bindings files (imgui_impl_xxx.h)
@ -110,6 +111,8 @@ typedef int ImGuiFocusedFlags; // -> enum ImGuiFocusedFlags_ // Flags: f
typedef int ImGuiHoveredFlags; // -> enum ImGuiHoveredFlags_ // Flags: for IsItemHovered(), IsWindowHovered() etc.
typedef int ImGuiInputTextFlags; // -> enum ImGuiInputTextFlags_ // Flags: for InputText*()
typedef int ImGuiSelectableFlags; // -> enum ImGuiSelectableFlags_ // Flags: for Selectable()
typedef int ImGuiTabBarFlags; // -> enum ImGuiTabBarFlags_ // Flags: for BeginTabBar()
typedef int ImGuiTabItemFlags; // -> enum ImGuiTabItemFlags_ // Flags: for BeginTabItem()
typedef int ImGuiTreeNodeFlags; // -> enum ImGuiTreeNodeFlags_ // Flags: for TreeNode*(),CollapsingHeader()
typedef int ImGuiWindowFlags; // -> enum ImGuiWindowFlags_ // Flags: for Begin*()
typedef int (*ImGuiInputTextCallback)(ImGuiInputTextCallbackData *data);
@ -493,6 +496,14 @@ namespace ImGui
IMGUI_API void SetColumnOffset(int column_index, float offset_x); // set position of column line (in pixels, from the left side of the contents region). pass -1 to use current column
IMGUI_API int GetColumnsCount();
// Tabs
// [BETA API] API may evolve.
IMGUI_API bool BeginTabBar(const char* str_id, ImGuiTabBarFlags flags = 0); // create and append into a TabBar
IMGUI_API void EndTabBar();
IMGUI_API bool BeginTabItem(const char* label, bool* p_open = NULL, ImGuiTabItemFlags = 0);// create a Tab. Returns true if the Tab is selected.
IMGUI_API void EndTabItem(); // only call EndTabItem() if BeginTabItem() returns true!
IMGUI_API void SetTabItemClosed(const char* tab_or_docked_window_label); // notify TabBar or Docking system of a closed tab/window ahead (useful to reduce visual flicker on reorderable tab bars). For tab-bar: call after BeginTabBar() and before Tab submissions. Otherwise call with a window name.
// Logging/Capture: all text output from interface is captured to tty/file/clipboard. By default, tree nodes are automatically opened during logging.
IMGUI_API void LogToTTY(int max_depth = -1); // start logging to tty
IMGUI_API void LogToFile(int max_depth = -1, const char* filename = NULL); // start logging to file
@ -623,7 +634,7 @@ enum ImGuiWindowFlags_
ImGuiWindowFlags_NoNavInputs = 1 << 18, // No gamepad/keyboard navigation within the window
ImGuiWindowFlags_NoNavFocus = 1 << 19, // No focusing toward this window with gamepad/keyboard navigation (e.g. skipped by CTRL+TAB)
ImGuiWindowFlags_NoNav = ImGuiWindowFlags_NoNavInputs | ImGuiWindowFlags_NoNavFocus,
ImGuiWindowFlags_UnsavedDocument = 1 << 20, // Append '*' to title without affecting the ID, as a convenience to avoid using the ### operator. When used in a tab/docking context, tab is selected on closure and closure is deferred by one frame to allow code to cancel the closure (with a confirmation popup, etc.) without flicker.
ImGuiWindowFlags_UnsavedDocument = 1 << 20, // Append '*' to title without altering the ID, as a convenience to avoid using the ### operator. When used in a tab/docking context, tab is selected on closure and closure is deferred by one frame to allow code to cancel the closure (with a confirmation popup, etc.) without flicker.
// [Internal]
ImGuiWindowFlags_NavFlattened = 1 << 23, // [BETA] Allow gamepad/keyboard navigation to cross over parent border to this child (only use on child that have no scrolling!)
@ -715,6 +726,31 @@ enum ImGuiComboFlags_
ImGuiComboFlags_HeightMask_ = ImGuiComboFlags_HeightSmall | ImGuiComboFlags_HeightRegular | ImGuiComboFlags_HeightLarge | ImGuiComboFlags_HeightLargest
};
// Flags for ImGui::BeginTabBar()
enum ImGuiTabBarFlags_
{
ImGuiTabBarFlags_None = 0,
ImGuiTabBarFlags_Reorderable = 1 << 0, // Allow manually dragging tabs to re-order them + New tabs are appended at the end of list
ImGuiTabBarFlags_AutoSelectNewTabs = 1 << 1, // Automatically select new tabs when they appear
ImGuiTabBarFlags_NoCloseWithMiddleMouseButton = 1 << 2, // Disable behavior of closing tabs (that are submitted with p_open != NULL) with middle mouse button. You can still repro this behavior on user's side with if (IsItemHovered() && IsMouseClicked(2)) *p_open = false.
ImGuiTabBarFlags_NoTabListPopupButton = 1 << 3,
ImGuiTabBarFlags_NoTabListScrollingButtons = 1 << 4,
ImGuiTabBarFlags_FittingPolicyResizeDown = 1 << 5, // Resize tabs when they don't fit
ImGuiTabBarFlags_FittingPolicyScroll = 1 << 6, // Add scroll buttons when tabs don't fit
ImGuiTabBarFlags_FittingPolicyMask_ = ImGuiTabBarFlags_FittingPolicyResizeDown | ImGuiTabBarFlags_FittingPolicyScroll,
ImGuiTabBarFlags_FittingPolicyDefault_ = ImGuiTabBarFlags_FittingPolicyResizeDown
};
// Flags for ImGui::BeginTabItem()
enum ImGuiTabItemFlags_
{
ImGuiTabItemFlags_None = 0,
ImGuiTabItemFlags_UnsavedDocument = 1 << 0, // Append '*' to title without affecting the ID, as a convenience to avoid using the ### operator. Also: tab is selected on closure and closure is deferred by one frame to allow code to undo it without flicker.
ImGuiTabItemFlags_SetSelected = 1 << 1, // Trigger flag to programatically make the tab selected when calling BeginTabItem()
ImGuiTabItemFlags_NoCloseWithMiddleMouseButton = 1 << 2, // Disable behavior of closing tabs (that are submitted with p_open != NULL) with middle mouse button. You can still repro this behavior on user's side with if (IsItemHovered() && IsMouseClicked(2)) *p_open = false.
ImGuiTabItemFlags_NoPushId = 1 << 3 // Don't call PushID(tab->ID)/PopID() on BeginTabItem()/EndTabItem()
};
// Flags for ImGui::IsWindowFocused()
enum ImGuiFocusedFlags_
{
@ -909,6 +945,11 @@ enum ImGuiCol_
ImGuiCol_ResizeGrip,
ImGuiCol_ResizeGripHovered,
ImGuiCol_ResizeGripActive,
ImGuiCol_Tab,
ImGuiCol_TabHovered,
ImGuiCol_TabActive,
ImGuiCol_TabUnfocused,
ImGuiCol_TabUnfocusedActive,
ImGuiCol_PlotLines,
ImGuiCol_PlotLinesHovered,
ImGuiCol_PlotHistogram,
@ -1052,6 +1093,7 @@ struct ImGuiStyle
ImVec2 FramePadding; // Padding within a framed rectangle (used by most widgets).
float FrameRounding; // Radius of frame corners rounding. Set to 0.0f to have rectangular frame (used by most widgets).
float FrameBorderSize; // Thickness of border around frames. Generally set to 0.0f or 1.0f. (Other values are not well tested and more CPU/GPU costly).
float TabBorderSize; // Thickness of border around tabs.
ImVec2 ItemSpacing; // Horizontal and vertical spacing between widgets/lines.
ImVec2 ItemInnerSpacing; // Horizontal and vertical spacing between within elements of a composed widget (e.g. a slider and its label).
ImVec2 TouchExtraPadding; // Expand reactive bounding box for touch-based system where touch position is not accurate enough. Unfortunately we don't sort widgets so priority on overlap will always be given to the first widget. So don't grow this too much!