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TextUnformatted: Accept null ranges including (NULL,NULL) without asserting. (#3615)

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This commit is contained in:
ocornut 2021-08-24 19:30:02 +02:00
parent 2b0bd40b99
commit 780c1ee265
3 changed files with 9 additions and 3 deletions
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2
docs/CHANGELOG.txt
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@ -44,6 +44,8 @@ Other Changes:
- InputTextMultiline: Fixed label size not being included into window contents rect unless - InputTextMultiline: Fixed label size not being included into window contents rect unless
the whole widget is clipped. the whole widget is clipped.
- TextUnformatted: Accept null ranges including (NULL,NULL) without asserting, in order to conform
to common idioms (e.g. passing .data(), .data() + .size() from a null string). (#3615)
- Fonts: imgui_freetype: Fixed crash when FT_Render_Glyph() fails to render a glyph and returns NULL - Fonts: imgui_freetype: Fixed crash when FT_Render_Glyph() fails to render a glyph and returns NULL
(which apparently happens with Freetype 2.11). (#4394, #4145?). (which apparently happens with Freetype 2.11). (#4394, #4145?).
- Fonts: Fixed ImFontAtlas::ClearInputData() marking atlas as not built. (#4455, #3487) - Fonts: Fixed ImFontAtlas::ClearInputData() marking atlas as not built. (#4455, #3487)

2
imgui.h
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@ -61,7 +61,7 @@ Index of this file:
// Version // Version
// (Integer encoded as XYYZZ for use in #if preprocessor conditionals. Work in progress versions typically starts at XYY99 then bounce up to XYY00, XYY01 etc. when release tagging happens) // (Integer encoded as XYYZZ for use in #if preprocessor conditionals. Work in progress versions typically starts at XYY99 then bounce up to XYY00, XYY01 etc. when release tagging happens)
#define IMGUI_VERSION "1.85 WIP" #define IMGUI_VERSION "1.85 WIP"
#define IMGUI_VERSION_NUM 18407 #define IMGUI_VERSION_NUM 18408
#define IMGUI_CHECKVERSION() ImGui::DebugCheckVersionAndDataLayout(IMGUI_VERSION, sizeof(ImGuiIO), sizeof(ImGuiStyle), sizeof(ImVec2), sizeof(ImVec4), sizeof(ImDrawVert), sizeof(ImDrawIdx)) #define IMGUI_CHECKVERSION() ImGui::DebugCheckVersionAndDataLayout(IMGUI_VERSION, sizeof(ImGuiIO), sizeof(ImGuiStyle), sizeof(ImVec2), sizeof(ImVec4), sizeof(ImDrawVert), sizeof(ImDrawIdx))
#define IMGUI_HAS_TABLE #define IMGUI_HAS_TABLE

8
imgui_widgets.cpp
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@ -152,9 +152,13 @@ void ImGui::TextEx(const char* text, const char* text_end, ImGuiTextFlags flags)
ImGuiWindow* window = GetCurrentWindow(); ImGuiWindow* window = GetCurrentWindow();
if (window->SkipItems) if (window->SkipItems)
return; return;
ImGuiContext& g = *GImGui; ImGuiContext& g = *GImGui;
IM_ASSERT(text != NULL);
// Accept null ranges
if (text == text_end)
text = text_end = "";
// Calculate length
const char* text_begin = text; const char* text_begin = text;
if (text_end == NULL) if (text_end == NULL)
text_end = text + strlen(text); // FIXME-OPT text_end = text + strlen(text); // FIXME-OPT