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fix textbox scrolling

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This commit is contained in:
MihailRis 2026-05-03 21:14:56 +03:00
parent 1d4abd7758
commit bebb5049ef
3 changed files with 28 additions and 15 deletions
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13
src/graphics/ui/elements/TextBox.cpp
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@ -648,7 +648,7 @@ void TextBox::refresh() {
label->setSize(
size - glm::vec2(
padding.z + padding.x +
LINE_NUMBERS_PANE_WIDTH * showLineNumbers + textOffset,
LINE_NUMBERS_PANE_WIDTH * showLineNumbers - textOffset,
padding.w + padding.y
)
);
@ -671,7 +671,9 @@ size_t TextBox::normalizeIndex(int index) {
/// @param y screen Y position
/// @return non-normalized character index
int TextBox::calcIndexAt(int x, int y) const {
if (!rawTextCache.metrics.font.has_value()) return 0;
if (!rawTextCache.metrics.font.has_value()) {
return 0;
}
const auto& labelText = label->getText();
glm::vec2 lcoord = label->calcPos();
uint line = label->getLineByYOffset(y - lcoord.y);
@ -733,6 +735,7 @@ void TextBox::doubleClick(int x, int y) {
}
void TextBox::click(int x, int y) {
Container::click(x, y);
int index = normalizeIndex(calcIndexAt(x, y));
selectionStart = index;
selectionEnd = index;
@ -1200,7 +1203,7 @@ void TextBox::setCaret(size_t position) {
if (font == nullptr) {
return;
}
int width = label->getSize().x;
int width = size.x - padding.x - padding.z - LINE_NUMBERS_PANE_WIDTH * showLineNumbers;
rawTextCache.prepare(font, rawTextCache.metrics, width);
rawTextCache.update(input, multiline, label->isTextWrapping());
@ -1221,12 +1224,12 @@ void TextBox::setCaret(size_t position) {
}
int lcaret = caret - rawTextCache.getTextLineOffset(line);
int realoffset = rawTextCache.metrics.calcWidth(labelText, 0, lcaret) -
static_cast<int>(textOffset) + 2;
static_cast<int>(textOffset);
if (realoffset - width > 0) {
setTextOffset(textOffset + realoffset - width);
} else if (realoffset < 0) {
setTextOffset(std::max(textOffset + realoffset, static_cast<size_t>(0)));
setTextOffset(std::max<int>(textOffset + realoffset - static_cast<int>(padding.x + padding.w), 0));
}
}