41 lines
1.3 KiB
C++
41 lines
1.3 KiB
C++
// For license of this file, see <project-root-folder>/LICENSE.md.
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#include "gui/reusable/progressbarwithtext.h"
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#include "definitions/definitions.h"
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#include <QLocale>
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ProgressBarWithText::ProgressBarWithText(QWidget* parent) : QProgressBar(parent) {}
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QString ProgressBarWithText::text() const {
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qint64 total_steps = qint64(maximum()) - minimum();
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QString result = format();
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QLocale locale;
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locale.setNumberOptions(locale.numberOptions() | QLocale::OmitGroupSeparator);
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result.replace(QL1S("%m"), locale.toString(total_steps));
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result.replace(QL1S("%v"), locale.toString(value()));
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// If max and min are equal and we get this far, it means that the
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// progress bar has one step and that we are on that step. Return
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// 100% here in order to avoid division by zero further down.
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if (total_steps == 0) {
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result.replace(QL1S("%p"), locale.toString(100));
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return result;
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}
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const auto progress = static_cast<int>((qint64(value()) - minimum()) * 100.0 / total_steps);
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result.replace(QL1S("%p"), locale.toString(progress));
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// Now, shorten the text to fit the widget.
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bool elide = false;
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while (fontMetrics().boundingRect(result + QSL("...")).width() > width() - 30) {
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result.chop(1);
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elide = true;
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}
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return elide ? result + QSL("...") : result;
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}
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