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Fix void crash in kge.
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This commit is contained in:
Kyle Isom
2025-11-30 21:51:03 -08:00
parent e7eb35626c
commit 35e957b326
3 changed files with 79 additions and 73 deletions
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9
.idea/workspace.xml generated
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@@ -34,8 +34,9 @@
</component> </component>
<component name="ChangeListManager"> <component name="ChangeListManager">
<list default="true" id="e1fe3ab0-3650-4fca-8664-a247d5dfa457" name="Changes" comment="Actually add the screenshot."> <list default="true" id="e1fe3ab0-3650-4fca-8664-a247d5dfa457" name="Changes" comment="Actually add the screenshot.">
<change beforePath="$PROJECT_DIR$/.github/workflows/release.yml" beforeDir="false" afterPath="$PROJECT_DIR$/.github/workflows/release.yml" afterDir="false" />
<change beforePath="$PROJECT_DIR$/.idea/workspace.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/workspace.xml" afterDir="false" /> <change beforePath="$PROJECT_DIR$/.idea/workspace.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/workspace.xml" afterDir="false" />
<change beforePath="$PROJECT_DIR$/CMakeLists.txt" beforeDir="false" afterPath="$PROJECT_DIR$/CMakeLists.txt" afterDir="false" />
<change beforePath="$PROJECT_DIR$/GUIRenderer.cc" beforeDir="false" afterPath="$PROJECT_DIR$/GUIRenderer.cc" afterDir="false" />
</list> </list>
<option name="SHOW_DIALOG" value="false" /> <option name="SHOW_DIALOG" value="false" />
<option name="HIGHLIGHT_CONFLICTS" value="true" /> <option name="HIGHLIGHT_CONFLICTS" value="true" />
@@ -128,9 +129,9 @@
</key> </key>
</component> </component>
<component name="RunManager" selected="CMake Application.kge"> <component name="RunManager" selected="CMake Application.kge">
<configuration default="true" type="CLionExternalRunConfiguration" factoryName="Application" REDIRECT_INPUT="false" ELEVATE="false" USE_EXTERNAL_CONSOLE="false" EMULATE_TERMINAL="false" PASS_PARENT_ENVS_2="true"> <configuration default="true" type="CMakeRunConfiguration" factoryName="Application" REDIRECT_INPUT="false" ELEVATE="false" USE_EXTERNAL_CONSOLE="false" EMULATE_TERMINAL="false" PASS_PARENT_ENVS_2="true">
<method v="2"> <method v="2">
<option name="CLION.EXTERNAL.BUILD" enabled="true" /> <option name="com.jetbrains.cidr.execution.CidrBuildBeforeRunTaskProvider$BuildBeforeRunTask" enabled="true" />
</method> </method>
</configuration> </configuration>
<configuration name="imgui" type="CMakeRunConfiguration" factoryName="Application" REDIRECT_INPUT="false" ELEVATE="false" USE_EXTERNAL_CONSOLE="false" EMULATE_TERMINAL="false" PASS_PARENT_ENVS_2="true" PROJECT_NAME="kte" TARGET_NAME="imgui" CONFIG_NAME="Debug"> <configuration name="imgui" type="CMakeRunConfiguration" factoryName="Application" REDIRECT_INPUT="false" ELEVATE="false" USE_EXTERNAL_CONSOLE="false" EMULATE_TERMINAL="false" PASS_PARENT_ENVS_2="true" PROJECT_NAME="kte" TARGET_NAME="imgui" CONFIG_NAME="Debug">
@@ -169,7 +170,7 @@
<workItem from="1764539556448" duration="156000" /> <workItem from="1764539556448" duration="156000" />
<workItem from="1764539725338" duration="1075000" /> <workItem from="1764539725338" duration="1075000" />
<workItem from="1764542392763" duration="3512000" /> <workItem from="1764542392763" duration="3512000" />
<workItem from="1764548345516" duration="9962000" /> <workItem from="1764548345516" duration="12773000" />
</task> </task>
<task id="LOCAL-00001" summary="Add undo/redo infrastructure and buffer management additions."> <task id="LOCAL-00001" summary="Add undo/redo infrastructure and buffer management additions.">
<option name="closed" value="true" /> <option name="closed" value="true" />

2
CMakeLists.txt
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@@ -4,7 +4,7 @@ project(kte)
include(GNUInstallDirs) include(GNUInstallDirs)
set(CMAKE_CXX_STANDARD 17) set(CMAKE_CXX_STANDARD 17)
set(KTE_VERSION "1.0.3") set(KTE_VERSION "1.0.4")
# Default to terminal-only build to avoid SDL/OpenGL dependency by default. # Default to terminal-only build to avoid SDL/OpenGL dependency by default.
# Enable with -DBUILD_GUI=ON when SDL2/OpenGL/Freetype are available. # Enable with -DBUILD_GUI=ON when SDL2/OpenGL/Freetype are available.

5
GUIRenderer.cc
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@@ -184,6 +184,10 @@ GUIRenderer::Draw(Editor &ed)
if (px < 0.0f) if (px < 0.0f)
px = 0.0f; px = 0.0f;
// Empty buffer guard: if there are no lines yet, just move to 0:0
if (lines.empty()) {
Execute(ed, CommandId::MoveCursorTo, std::string("0:0"));
} else {
// Convert pixel X to a render-column target including horizontal col offset // Convert pixel X to a render-column target including horizontal col offset
// Use our own tab expansion of width 8 to match command layer logic. // Use our own tab expansion of width 8 to match command layer logic.
const std::string &line_clicked = lines[by]; const std::string &line_clicked = lines[by];
@@ -233,6 +237,7 @@ GUIRenderer::Draw(Editor &ed)
char tmp[64]; char tmp[64];
std::snprintf(tmp, sizeof(tmp), "%zu:%zu", by, best_col); std::snprintf(tmp, sizeof(tmp), "%zu:%zu", by, best_col);
Execute(ed, CommandId::MoveCursorTo, std::string(tmp)); Execute(ed, CommandId::MoveCursorTo, std::string(tmp));
}
} }
// Cache current horizontal offset in rendered columns // Cache current horizontal offset in rendered columns
const std::size_t coloffs_now = buf->Coloffs(); const std::size_t coloffs_now = buf->Coloffs();