141 lines
4.9 KiB
C++
141 lines
4.9 KiB
C++
#include "panels/DescriptionPanel.hpp"
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#include <QColorDialog>
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#include <QComboBox>
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#include <QHBoxLayout>
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#include <QPushButton>
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#include <QTextCharFormat>
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#include <QTextEdit>
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#include <QTextListFormat>
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#include <QToolBar>
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#include <QToolButton>
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#include <QVBoxLayout>
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#include "Theme.hpp"
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#include "panels/QuillDelta.hpp"
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namespace geopro::app {
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namespace {
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// 字号下拉选项（px）——对照原版 ql-size 的 12~32px。
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const int kFontSizesPx[] = {12, 14, 16, 18, 20, 22, 24, 26, 28, 30, 32};
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} // namespace
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DescriptionPanel::DescriptionPanel(QWidget* parent) : QWidget(parent) {
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auto* lay = new QVBoxLayout(this);
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lay->setContentsMargins(geopro::app::space::kMd, geopro::app::space::kMd,
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geopro::app::space::kMd, geopro::app::space::kMd);
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lay->setSpacing(geopro::app::space::kSm);
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auto* tb = new QToolBar(this);
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buildToolbar(tb);
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lay->addWidget(tb);
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edit_ = new QTextEdit(this);
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edit_->setAcceptRichText(true);
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edit_->setPlaceholderText(QStringLiteral("暂无描述"));
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lay->addWidget(edit_, 1);
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auto* btnLay = new QHBoxLayout();
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btnLay->addStretch();
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saveBtn_ = new QPushButton(QStringLiteral("保存"), this);
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saveBtn_->setEnabled(false); // 注入 cmdRepo 后启用
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btnLay->addWidget(saveBtn_);
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lay->addLayout(btnLay);
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connect(saveBtn_, &QPushButton::clicked, this, [this]() { emit saveRequested(); });
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}
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void DescriptionPanel::buildToolbar(QToolBar* tb) {
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// 粗体 / 斜体 / 下划线：可勾选按钮，作用于选区当前字符格式。
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auto addToggle = [this, tb](const QString& label, auto applier) {
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auto* btn = new QToolButton(tb);
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btn->setText(label);
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btn->setCheckable(true);
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tb->addWidget(btn);
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connect(btn, &QToolButton::toggled, this, applier);
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return btn;
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};
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addToggle(QStringLiteral("B"), [this](bool on) {
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QTextCharFormat f;
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f.setFontWeight(on ? QFont::Bold : QFont::Normal);
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edit_->mergeCurrentCharFormat(f);
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});
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addToggle(QStringLiteral("I"), [this](bool on) {
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QTextCharFormat f;
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f.setFontItalic(on);
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edit_->mergeCurrentCharFormat(f);
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});
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addToggle(QStringLiteral("U"), [this](bool on) {
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QTextCharFormat f;
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f.setFontUnderline(on);
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edit_->mergeCurrentCharFormat(f);
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});
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// 字色：弹色板，作用于选区前景色。
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auto* colorBtn = new QToolButton(tb);
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colorBtn->setText(QStringLiteral("A"));
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tb->addWidget(colorBtn);
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connect(colorBtn, &QToolButton::clicked, this, [this]() {
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const QColor c = QColorDialog::getColor(Qt::black, this, QStringLiteral("字体颜色"));
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if (!c.isValid()) return;
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QTextCharFormat f;
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f.setForeground(c);
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edit_->mergeCurrentCharFormat(f);
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});
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// 字号下拉（px）。
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auto* sizeBox = new QComboBox(tb);
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for (int px : kFontSizesPx) sizeBox->addItem(QStringLiteral("%1px").arg(px), px);
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sizeBox->setCurrentIndex(2); // 默认 16px（与原版一致）。
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tb->addWidget(sizeBox);
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connect(sizeBox, &QComboBox::currentIndexChanged, this, [this, sizeBox](int) {
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const int px = sizeBox->currentData().toInt();
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QTextCharFormat f;
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f.setFontPointSize(px * 3.0 / 4.0); // px→pt。
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edit_->mergeCurrentCharFormat(f);
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});
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// 标题下拉（正文 / H1~H4）——块级，作用于当前段。
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auto* headerBox = new QComboBox(tb);
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headerBox->addItem(QStringLiteral("正文"), 0);
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for (int h = 1; h <= 4; ++h) headerBox->addItem(QStringLiteral("标题%1").arg(h), h);
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tb->addWidget(headerBox);
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connect(headerBox, &QComboBox::currentIndexChanged, this, [this, headerBox](int) {
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const int h = headerBox->currentData().toInt();
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QTextCursor cur = edit_->textCursor();
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QTextBlockFormat bf = cur.blockFormat();
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bf.setHeadingLevel(h); // 0 表示正文。
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cur.mergeBlockFormat(bf);
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edit_->setTextCursor(cur);
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});
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// 有序 / 无序列表——块级。
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auto addListBtn = [this, tb](const QString& label, QTextListFormat::Style style) {
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auto* btn = new QToolButton(tb);
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btn->setText(label);
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tb->addWidget(btn);
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connect(btn, &QToolButton::clicked, this, [this, style]() {
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edit_->textCursor().createList(style);
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});
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};
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addListBtn(QStringLiteral("1."), QTextListFormat::ListDecimal);
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addListBtn(QStringLiteral("•"), QTextListFormat::ListDisc);
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}
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void DescriptionPanel::setDelta(const QJsonArray& ops) {
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if (ops.isEmpty()) return;
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deltaToDocument(ops, *edit_->document());
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}
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void DescriptionPanel::setPlainText(const QString& text) { edit_->setPlainText(text); }
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QJsonArray DescriptionPanel::delta() const { return documentToDelta(*edit_->document()); }
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QString DescriptionPanel::plainText() const { return edit_->toPlainText(); }
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void DescriptionPanel::setSaveEnabled(bool on) { saveBtn_->setEnabled(on); }
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} // namespace geopro::app
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