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Fonts: fixed crashing password fields.

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# Conflicts:
#	imgui_internal.h
This commit is contained in:
ocornut
2025-03-17 17:18:05 +01:00
parent 41517bca0c
commit cc65015e4e
4 changed files with 30 additions and 22 deletions
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44
imgui_widgets.cpp
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@@ -4314,23 +4314,29 @@ void ImGuiInputTextCallbackData::InsertChars(int pos, const char* new_text, cons
void ImGui::PushPasswordFont()
{
ImGuiContext& g = *GImGui;
ImFont* in_font = g.Font;
ImFontBaked* in_baked = g.FontBaked;
ImFontGlyph glyph = *in_baked->FindGlyph('*');
glyph.PackId = -1;
ImFont* out_font = &g.InputTextPasswordFont;
out_font->Scale = in_font->Scale;
out_font->ContainerAtlas = in_font->ContainerAtlas;
out_font->Flags |= ImFontFlags_NoLoadGlyphs;
ImFontBaked* out_baked = out_font->GetFontBaked(in_baked->Size);
IM_ASSERT(out_baked->Glyphs.Size <= 1 && out_baked->IndexAdvanceX.Size == 0 && out_baked->IndexLookup.Size == 0);
out_baked->Ascent = in_baked->Ascent;
out_baked->Descent = in_baked->Descent;
out_baked->Glyphs.resize(0);
out_baked->Glyphs.push_back(glyph);
out_baked->FallbackGlyphIndex = 0;
out_baked->FallbackAdvanceX = glyph.AdvanceX;
PushFont(out_font);
ImFontBaked* backup = &g.InputTextPasswordFontBackupBaked;
IM_ASSERT(backup->IndexAdvanceX.Size == 0 && backup->IndexLookup.Size == 0);
ImFontGlyph* glyph = g.FontBaked->FindGlyph('*');
g.InputTextPasswordFontBackupFlags = g.Font->Flags;
backup->FallbackGlyphIndex = g.FontBaked->FallbackGlyphIndex;
backup->FallbackAdvanceX = g.FontBaked->FallbackAdvanceX;
backup->IndexLookup.swap(g.FontBaked->IndexLookup);
backup->IndexAdvanceX.swap(g.FontBaked->IndexAdvanceX);
g.Font->Flags |= ImFontFlags_NoLoadGlyphs;
g.FontBaked->FallbackGlyphIndex = g.FontBaked->Glyphs.index_from_ptr(glyph);
g.FontBaked->FallbackAdvanceX = glyph->AdvanceX;
}
void ImGui::PopPasswordFont()
{
ImGuiContext& g = *GImGui;
ImFontBaked* backup = &g.InputTextPasswordFontBackupBaked;
g.Font->Flags = g.InputTextPasswordFontBackupFlags;
g.FontBaked->FallbackGlyphIndex = backup->FallbackGlyphIndex;
g.FontBaked->FallbackAdvanceX = backup->FallbackAdvanceX;
g.FontBaked->IndexLookup.swap(backup->IndexLookup);
g.FontBaked->IndexAdvanceX.swap(backup->IndexAdvanceX);
IM_ASSERT(backup->IndexAdvanceX.Size == 0 && backup->IndexLookup.Size == 0);
}
// Return false to discard a character.
@@ -5232,7 +5238,7 @@ bool ImGui::InputTextEx(const char* label, const char* hint, char* buf, int buf_
if (new_is_displaying_hint != is_displaying_hint)
{
if (is_password && !is_displaying_hint)
PopFont();
PopPasswordFont();
is_displaying_hint = new_is_displaying_hint;
if (is_password && !is_displaying_hint)
PushPasswordFont();
@@ -5423,7 +5429,7 @@ bool ImGui::InputTextEx(const char* label, const char* hint, char* buf, int buf_
}
if (is_password && !is_displaying_hint)
PopFont();
PopPasswordFont();
if (is_multiline)
{