Merge remote-tracking branch 'origin' into 2015-04-indexed-rendering

Conflicts:
	imgui.cpp

LICENSE

@@ -1,6 +1,6 @@
 The MIT License (MIT)
 
-Copyright (c) 2014 Omar Cornut
+Copyright (c) 2014-2015 Omar Cornut and ImGui contributors
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal

examples/opengl3_example/imgui_impl_glfw_gl3.cpp

@@ -35,6 +35,9 @@ static void ImGui_ImplGlfwGL3_RenderDrawLists(ImDrawList** const cmd_lists, int
         return;
 
     // Setup render state: alpha-blending enabled, no face culling, no depth testing, scissor enabled
+    GLint last_program, last_texture;
+    glGetIntegerv(GL_CURRENT_PROGRAM, &last_program);
+    glGetIntegerv(GL_TEXTURE_BINDING_2D, &last_texture);
     glEnable(GL_BLEND);
     glBlendEquation(GL_FUNC_ADD);
     glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
@@ -109,9 +112,9 @@ static void ImGui_ImplGlfwGL3_RenderDrawLists(ImDrawList** const cmd_lists, int
 
     // Restore modified state
     glBindVertexArray(0);
-    glUseProgram(0);
+    glUseProgram(last_program);
     glDisable(GL_SCISSOR_TEST);
-    glBindTexture(GL_TEXTURE_2D, 0);
+    glBindTexture(GL_TEXTURE_2D, last_texture);
 }
 
 static const char* ImGui_ImplGlfwGL3_GetClipboardText()
@@ -135,7 +138,7 @@ void ImGui_ImplGlfwGL3_ScrollCallback(GLFWwindow*, double /*xoffset*/, double yo
     g_MouseWheel += (float)yoffset; // Use fractional mouse wheel, 1.0 unit 5 lines.
 }
 
-void ImGui_ImplGlfwGL3_KeyCallback(GLFWwindow* window, int key, int, int action, int mods)
+void ImGui_ImplGlfwGL3_KeyCallback(GLFWwindow*, int key, int, int action, int mods)
 {
     ImGuiIO& io = ImGui::GetIO();
     if (action == GLFW_PRESS)
@@ -144,9 +147,9 @@ void ImGui_ImplGlfwGL3_KeyCallback(GLFWwindow* window, int key, int, int action,
         io.KeysDown[key] = false;
 
     (void)mods; // Modifiers are not reliable across systems
-    io.KeyCtrl = glfwGetKey(window, GLFW_KEY_LEFT_CONTROL) == GLFW_PRESS || glfwGetKey(window, GLFW_KEY_RIGHT_CONTROL) == GLFW_PRESS;
-    io.KeyShift = glfwGetKey(window, GLFW_KEY_LEFT_SHIFT) == GLFW_PRESS || glfwGetKey(window, GLFW_KEY_RIGHT_SHIFT) == GLFW_PRESS;
-    io.KeyAlt = glfwGetKey(window, GLFW_KEY_LEFT_ALT) == GLFW_PRESS || glfwGetKey(window, GLFW_KEY_RIGHT_ALT) == GLFW_PRESS;
+    io.KeyCtrl = io.KeysDown[GLFW_KEY_LEFT_CONTROL] || io.KeysDown[GLFW_KEY_RIGHT_CONTROL];
+    io.KeyShift = io.KeysDown[GLFW_KEY_LEFT_SHIFT] || io.KeysDown[GLFW_KEY_RIGHT_SHIFT];
+    io.KeyAlt = io.KeysDown[GLFW_KEY_LEFT_ALT] || io.KeysDown[GLFW_KEY_RIGHT_ALT];
 }
 
 void ImGui_ImplGlfwGL3_CharCallback(GLFWwindow*, unsigned int c)

examples/opengl_example/imgui_impl_glfw.cpp

@@ -116,7 +116,7 @@ void ImGui_ImplGlfw_ScrollCallback(GLFWwindow*, double /*xoffset*/, double yoffs
     g_MouseWheel += (float)yoffset; // Use fractional mouse wheel, 1.0 unit 5 lines.
 }
 
-void ImGui_ImplGlFw_KeyCallback(GLFWwindow* window, int key, int, int action, int mods)
+void ImGui_ImplGlFw_KeyCallback(GLFWwindow*, int key, int, int action, int mods)
 {
     ImGuiIO& io = ImGui::GetIO();
     if (action == GLFW_PRESS)
@@ -125,9 +125,9 @@ void ImGui_ImplGlFw_KeyCallback(GLFWwindow* window, int key, int, int action, in
         io.KeysDown[key] = false;
 
     (void)mods; // Modifiers are not reliable across systems
-    io.KeyCtrl = glfwGetKey(window, GLFW_KEY_LEFT_CONTROL) == GLFW_PRESS || glfwGetKey(window, GLFW_KEY_RIGHT_CONTROL) == GLFW_PRESS;
-    io.KeyShift = glfwGetKey(window, GLFW_KEY_LEFT_SHIFT) == GLFW_PRESS || glfwGetKey(window, GLFW_KEY_RIGHT_SHIFT) == GLFW_PRESS;
-    io.KeyAlt = glfwGetKey(window, GLFW_KEY_LEFT_ALT) == GLFW_PRESS || glfwGetKey(window, GLFW_KEY_RIGHT_ALT) == GLFW_PRESS;
+    io.KeyCtrl = io.KeysDown[GLFW_KEY_LEFT_CONTROL] || io.KeysDown[GLFW_KEY_RIGHT_CONTROL];
+    io.KeyShift = io.KeysDown[GLFW_KEY_LEFT_SHIFT] || io.KeysDown[GLFW_KEY_RIGHT_SHIFT];
+    io.KeyAlt = io.KeysDown[GLFW_KEY_LEFT_ALT] || io.KeysDown[GLFW_KEY_RIGHT_ALT];
 }
 
 void ImGui_ImplGlfw_CharCallback(GLFWwindow*, unsigned int c)

imgui.cpp

@@ -2,7 +2,7 @@
 // See ImGui::ShowTestWindow() for sample code.
 // Read 'Programmer guide' below for notes on how to setup ImGui in your codebase.
 // Get latest version at https://github.com/ocornut/imgui
-// Developed by Omar Cornut and contributors.
+// Developed by Omar Cornut and ImGui contributors.
 
 /*
 
@@ -327,16 +327,16 @@
  - layout: horizontal layout helper (github issue #97)
  - layout: more generic alignment state (left/right/centered) for single items?
  - layout: clean up the InputFloatN/SliderFloatN/ColorEdit4 layout code. item width should include frame padding.
- - columns: separator function or parameter that works within the column (currently Separator() bypass all columns)
- - columns: declare column set (each column: fixed size, %, fill, distribute default size among fills)
- - columns: columns header to act as button (~sort op) and allow resize/reorder
- - columns: user specify columns size
- - columns: tree node example, removing the last NextColumn() makes a padding difference (it should not)
+ - columns: separator function or parameter that works within the column (currently Separator() bypass all columns) (github issue #125)
+ - columns: declare column set (each column: fixed size, %, fill, distribute default size among fills) (github issue #125)
+ - columns: columns header to act as button (~sort op) and allow resize/reorder (github issue #125)
+ - columns: user specify columns size (github issue #125)
+ - popup: border options. richer api like BeginChild() perhaps? (github issue #197)
  - combo: turn child handling code into pop up helper
  - combo: contents should extends to fit label if combo widget is small
  - listbox: multiple selection
  - listbox: user may want to initial scroll to focus on the one selected value?
- ! menubar, menus
+ ! menubar, menus (github issue #126)
  - tabs
  - gauge: various forms of gauge/loading bars widgets
  - color: better color editor.
@@ -4357,9 +4357,11 @@ static inline bool IsWindowContentHoverable(ImGuiWindow* window)
 {
     ImGuiState& g = *GImGui;
 
-    ImGuiWindow* focused_window = g.FocusedWindow;
-    if (focused_window && (focused_window->Flags & ImGuiWindowFlags_Popup) != 0 && focused_window->WasVisible && focused_window != window)
-        return false;
+    // An active popup disable hovering on other windows (apart from its own children)
+    if (ImGuiWindow* focused_window = g.FocusedWindow)
+        if (ImGuiWindow* focused_root_window = focused_window->RootWindow)
+            if ((focused_root_window->Flags & ImGuiWindowFlags_Popup) != 0 && focused_root_window->WasVisible && focused_root_window != window->RootWindow)
+                return false;
 
     return true;
 }
@@ -8233,7 +8235,7 @@ ImFont* ImFontAtlas::AddFontFromFileTTF(const char* filename, float size_pixels,
         return NULL;
     }
 
-    ImFont* font = AddFontFromMemoryTTF(data, data_size, size_pixels, glyph_ranges, font_no);
+    ImFont* font = AddFontFromMemoryTTF(data, (unsigned int)data_size, size_pixels, glyph_ranges, font_no);
     return font;
 }
 
@@ -8270,7 +8272,7 @@ ImFont* ImFontAtlas::AddFontFromMemoryCompressedTTF(const void* in_compressed_tt
     stb_decompress(buf_decompressed, (unsigned char*)in_compressed_ttf_data, in_compressed_ttf_data_size);
 
     // Add
-    ImFont* font = AddFontFromMemoryTTF(buf_decompressed, buf_decompressed_size, size_pixels, glyph_ranges, font_no);
+    ImFont* font = AddFontFromMemoryTTF(buf_decompressed, (unsigned int)buf_decompressed_size, size_pixels, glyph_ranges, font_no);
     return font;
 }
 
@@ -8486,7 +8488,8 @@ void ImFontAtlas::RenderCustomTexData(int pass, void* p_rects)
     ImVector<stbrp_rect>& rects = *(ImVector<stbrp_rect>*)p_rects;
     if (pass == 0)
     {
-        stbrp_rect r = { 0 };
+        stbrp_rect r;
+        memset(&r, 0, sizeof(r));
         r.w = (TEX_DATA_W*2)+1;
         r.h = TEX_DATA_H+1;
         rects.push_back(r);
@@ -10532,13 +10535,13 @@ void ImGui::ShowMetricsWindow(bool* opened)
         {
             static void NodeDrawList(ImDrawList* draw_list, const char* label)
             {
-                bool opened = ImGui::TreeNode(draw_list, "%s: %d vtx, %d indices, %d cmds", label, draw_list->vtx_buffer.size(), draw_list->idx_buffer.size(), draw_list->commands.size());
+                bool node_opened = ImGui::TreeNode(draw_list, "%s: %d vtx, %d indices, %d cmds", label, draw_list->vtx_buffer.size(), draw_list->idx_buffer.size(), draw_list->commands.size());
                 if (draw_list == ImGui::GetWindowDrawList())
                 {
                     ImGui::SameLine();
                     ImGui::TextColored(ImColor(255,100,100), "CURRENTLY APPENDING"); // Can't display stats for active draw list! (we don't have the data double-buffered)
                 }
-                if (!opened)
+                if (!node_opened)
                     return;
                 for (const ImDrawCmd* pcmd = draw_list->commands.begin(); pcmd < draw_list->commands.end(); pcmd++)
                     if (pcmd->user_callback)