Added some necessary functions (zig-gamedev#41)

Author: Nefistofeles

src/gui.zig

@@ -698,6 +698,9 @@ pub fn setNextWindowSize(args: SetNextWindowSize) void {
 }
 extern fn zguiSetNextWindowSize(w: f32, h: f32, cond: Condition) void;
 //--------------------------------------------------------------------------------------------------
+extern fn zguiSetNextWindowContentSize(w: f32, h: f32) void;
+pub const setNextWindowContentSize = zguiSetNextWindowContentSize;
+//--------------------------------------------------------------------------------------------------
 const SetNextWindowCollapsed = struct {
     collapsed: bool,
     cond: Condition = .none,
@@ -711,6 +714,9 @@ extern fn zguiSetNextWindowCollapsed(collapsed: bool, cond: Condition) void;
 pub const setNextWindowFocus = zguiSetNextWindowFocus;
 extern fn zguiSetNextWindowFocus() void;
 //--------------------------------------------------------------------------------------------------
+extern fn zguiSetNextWindowScroll(scroll_x: f32, scroll_y: f32) void;
+pub const setNextWindowScroll = zguiSetNextWindowScroll;
+//--------------------------------------------------------------------------------------------------
 const SetNextWindowBgAlpha = struct {
     alpha: f32,
 };
@@ -724,11 +730,19 @@ pub fn setWindowFocus(name: ?[:0]const u8) void {
 }
 extern fn zguiSetWindowFocus(name: ?[*:0]const u8) void;
 //-------------------------------------------------------------------------------------------------
+extern fn zguiSetWindowFontScale(scale: f32) void;
+pub const setWindowFontScale = zguiSetWindowFontScale;
+//-------------------------------------------------------------------------------------------------
 pub fn setKeyboardFocusHere(offset: i32) void {
     zguiSetKeyboardFocusHere(offset);
 }
 extern fn zguiSetKeyboardFocusHere(offset: c_int) void;
 
+extern fn zguiSetNavCursorVisible(visible: bool) void;
+pub const setNavCursorVisible = zguiSetNavCursorVisible;
+
+extern fn zguiSetNextItemAllowOverlap() void;
+pub const setNextItemAllowOverlap = zguiSetNextItemAllowOverlap;
 //--------------------------------------------------------------------------------------------------
 const Begin = struct {
     popen: ?*bool = null,
@@ -1456,6 +1470,9 @@ pub const getMouseCursor = zguiGetMouseCursor;
 pub const setMouseCursor = zguiSetMouseCursor;
 extern fn zguiGetMouseCursor() Cursor;
 extern fn zguiSetMouseCursor(cursor: Cursor) void;
+
+extern fn zguiSetNextFrameWantCaptureMouse(want_capture_mouse: bool) void;
+pub const setNextFrameWantCaptureMouse = zguiSetNextFrameWantCaptureMouse;
 //--------------------------------------------------------------------------------------------------
 pub fn getMousePos() [2]f32 {
     var pos: [2]f32 = undefined;
@@ -1745,6 +1762,13 @@ pub fn progressBar(args: ProgressBar) void {
     zguiProgressBar(args.fraction, args.w, args.h, if (args.overlay) |o| o else null);
 }
 extern fn zguiProgressBar(fraction: f32, w: f32, h: f32, overlay: ?[*:0]const u8) void;
+//--------------------------------------------------------------------------------------------------
+extern fn zguiTextLink(label: [*:0]const u8) bool;
+pub const textLink = zguiTextLink;
+
+extern fn zguiTextLinkOpenURL(label: [*:0]const u8, url: ?[*:0]const u8) void;
+pub const textLinkOpenURL = zguiTextLinkOpenURL;
+
 //--------------------------------------------------------------------------------------------------
 //
 // Widgets: Combo Box
@@ -2994,6 +3018,9 @@ extern fn zguiTreePushPtrId(ptr_id: *const anyopaque) void;
 pub const treePop = zguiTreePop;
 extern fn zguiTreePop() void;
 //--------------------------------------------------------------------------------------------------
+extern fn zguiGetTreeNodeToLabelSpacing() f32;
+pub const getTreeNodeToLabelSpacing = zguiGetTreeNodeToLabelSpacing;
+//--------------------------------------------------------------------------------------------------
 const CollapsingHeaderStatePtr = struct {
     pvisible: *bool,
     flags: TreeNodeFlags = .{},
@@ -3079,6 +3106,15 @@ pub fn beginListBox(label: [:0]const u8, args: BeginListBox) bool {
 pub const endListBox = zguiEndListBox;
 extern fn zguiBeginListBox(label: [*:0]const u8, w: f32, h: f32) bool;
 extern fn zguiEndListBox() void;
+extern fn zguiListBox(label: [*:0]const u8, current_item: *i32, items: [*]const [*:0]const u8, item_count: i32, height_in_items: i32) bool;
+pub const ListBox = struct {
+    current_item: *i32,
+    items: []const [*:0]const u8,
+    height_in_items: i32 = -1,
+};
+pub fn listBox(label: [*:0]const u8, args: ListBox) bool {
+    return zguiListBox(label, args.current_item, args.items.ptr, @intCast(args.items.len), args.height_in_items);
+}
 //--------------------------------------------------------------------------------------------------
 //
 // Widgets: Tables
@@ -3312,6 +3348,9 @@ extern fn zguiTableGetColumnFlags(column_n: i32) TableColumnFlags;
 pub const tableSetColumnEnabled = zguiTableSetColumnEnabled;
 extern fn zguiTableSetColumnEnabled(column_n: i32, v: bool) void;
 
+extern fn zguiTableGetHoveredColumn() i32;
+pub const tableGetHoveredColumn = zguiTableGetHoveredColumn;
+
 pub fn tableSetBgColor(args: struct {
     target: TableBgTarget,
     color: u32,
@@ -3321,6 +3360,37 @@ pub fn tableSetBgColor(args: struct {
 }
 extern fn zguiTableSetBgColor(target: TableBgTarget, color: c_uint, column_n: c_int) void;
 
+pub const Columns = struct {
+    count: i32 = 1,
+    id: ?[*:0]const u8 = null,
+    borders: bool = true,
+};
+extern fn zguiColumns(count: i32, id: ?[*:0]const u8, borders: bool) void;
+pub fn columns(args: Columns) void {
+    zguiColumns(args.count, args.id, args.borders);
+}
+
+extern fn zguiNextColumn() void;
+pub const nextColumn = zguiNextColumn;
+
+extern fn zguiGetColumnIndex() i32;
+pub const getColumnIndex = zguiGetColumnIndex;
+
+extern fn zguiGetColumnWidth(column_index: i32) f32;
+pub const getColumnWidth = zguiGetColumnWidth;
+
+extern fn zguiSetColumnWidth(column_index: i32, width: f32) void;
+pub const setColumnWidth = zguiSetColumnWidth;
+
+extern fn zguiGetColumnOffset(column_index: i32) f32;
+pub const getColumnOffset = zguiGetColumnOffset;
+
+extern fn zguiSetColumnOffset(column_index: i32, offset_x: f32) void;
+pub const setColumnOffset = zguiSetColumnOffset;
+
+extern fn zguiGetColumnsCount() i32;
+pub const getColumnsCount = zguiGetColumnsCount;
+
 //--------------------------------------------------------------------------------------------------
 //
 // Item/Widgets Utilities and Query Functions
@@ -3349,6 +3419,7 @@ pub const isMouseReleased = zguiIsMouseReleased;
 pub const isMouseDoubleClicked = zguiIsMouseDoubleClicked;
 /// `pub fn getMouseClickedCount(mouse_button: MouseButton) bool`
 pub const getMouseClickedCount = zguiGetMouseClickedCount;
+pub const isAnyMouseDown = zguiIsAnyMouseDown;
 /// `pub fn isMouseDragging(mouse_button: MouseButton, lock_threshold: f32) bool`
 pub const isMouseDragging = zguiIsMouseDragging;
 /// `pub fn isItemClicked(mouse_button: MouseButton) bool`
@@ -3376,6 +3447,7 @@ extern fn zguiIsMouseClicked(mouse_button: MouseButton) bool;
 extern fn zguiIsMouseReleased(mouse_button: MouseButton) bool;
 extern fn zguiIsMouseDoubleClicked(mouse_button: MouseButton) bool;
 extern fn zguiGetMouseClickedCount(mouse_button: MouseButton) u32;
+extern fn zguiIsAnyMouseDown() bool;
 extern fn zguiIsMouseDragging(mouse_button: MouseButton, lock_threshold: f32) bool;
 extern fn zguiIsItemHovered(flags: HoveredFlags) bool;
 extern fn zguiIsItemActive() bool;
@@ -3451,6 +3523,11 @@ pub fn isKeyReleased(key: Key) bool {
 pub fn setNextFrameWantCaptureKeyboard(want_capture_keyboard: bool) void {
     zguiSetNextFrameWantCaptureKeyboard(want_capture_keyboard);
 }
+extern fn zguiGetKeyPressedAmount(key: Key, repeat_delay: f32, rate: f32) i32;
+pub const getKeyPressedAmount = zguiGetKeyPressedAmount;
+
+extern fn zguiSetItemKeyOwner(key: Key) void;
+pub const setItemKeyOwner = zguiSetItemKeyOwner;
 
 extern fn zguiIsKeyDown(key: Key) bool;
 extern fn zguiIsKeyPressed(key: Key, repeat: bool) bool;
@@ -3651,6 +3728,10 @@ extern fn zguiBeginTabItem(label: [*:0]const u8, p_open: ?*bool, flags: TabItemF
 extern fn zguiEndTabItem() void;
 extern fn zguiEndTabBar() void;
 extern fn zguiSetTabItemClosed(tab_or_docked_window_label: [*:0]const u8) void;
+
+extern fn zguiTabItemButton(label: [*:0]const u8, flags: TabItemFlags) bool;
+pub const tabItemButton = zguiTabItemButton;
+
 //--------------------------------------------------------------------------------------------------
 //
 // Viewport
@@ -3884,6 +3965,9 @@ pub const getWindowDrawList = zguiGetWindowDrawList;
 pub const getBackgroundDrawList = zguiGetBackgroundDrawList;
 pub const getForegroundDrawList = zguiGetForegroundDrawList;
 
+extern fn zguiGetWindowDpiScale() f32;
+pub const getWindowDpiScale = zguiGetWindowDpiScale;
+
 pub const createDrawList = zguiCreateDrawList;
 pub fn destroyDrawList(draw_list: DrawList) void {
     if (draw_list.getOwnerName()) |owner| {