42 lines
1.2 KiB
Go
42 lines
1.2 KiB
Go
package main
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// layout constants
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const (
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minNoteViewWidth = 10
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dividerWidth = 1
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dragHitArea = 2 // +/- chars around divider
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fsTreeStartOffset = 0 // there's bug when this is not 0 and the terminal height is small; I don't want to bother
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statusBarHeight = 3
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fsTreeWidthPercent = 15
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)
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// getUpdatedWindowSizes computes the widths for the file tree and note view
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// based on the terminal dimensions and the desired tree width.
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func getUpdatedWindowSizes(totalWidth, requestedTreeWidth, minTreeWidth int) (treeWidth, noteWidth int) {
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treeWidth = requestedTreeWidth
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if treeWidth == 0 {
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treeWidth = totalWidth * fsTreeWidthPercent / 100
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}
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maxTreeWidth := totalWidth - dividerWidth - minNoteViewWidth
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// constraints
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if treeWidth > maxTreeWidth {
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treeWidth = maxTreeWidth
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}
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if treeWidth < minTreeWidth {
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treeWidth = minTreeWidth
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}
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noteWidth = max(0, totalWidth-treeWidth-dividerWidth)
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return treeWidth, noteWidth
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}
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// isHoveringDivider checks if the mouse cursor is within the interaction area of the divider
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func isHoveringDivider(mouseX, dividerPos int) bool {
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return mouseX >= dividerPos-dragHitArea && mouseX <= dividerPos+dragHitArea
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}
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