diff --git a/src/tui/status/tabs.zig b/src/tui/status/tabs.zig index b9699c0..ab15adc 100644 --- a/src/tui/status/tabs.zig +++ b/src/tui/status/tabs.zig @@ -6,6 +6,7 @@ const root = @import("soft_root").root; const EventHandler = @import("EventHandler"); const Plane = @import("renderer").Plane; const Buffer = @import("Buffer"); +const input = @import("input"); const tui = @import("../tui.zig"); const Widget = @import("../Widget.zig"); @@ -187,6 +188,30 @@ pub const TabBar = struct { return false; } + fn handle_event(self: *Self, from: tp.pid_ref, m: tp.message) tp.result { + if (self.event_handler) |event_handler| try event_handler.send(from, m); + if (try m.match(.{ "D", input.event.press, @intFromEnum(input.mouse.BUTTON1), tp.more })) { + const dragging = for (self.tabs, 0..) |*tab, idx| { + if (tab.widget.dynamic_cast(Tab.ButtonType)) |btn| + if (btn.drag_pos) |_| break idx; + } else return; + const hover_ = for (self.tabs, 0..) |*tab, idx| { + if (tab.widget.dynamic_cast(Tab.ButtonType)) |btn| + if (btn.hover) break idx; + } else return; + if (dragging != hover_) { + const tmp = self.tabs[dragging]; + self.tabs[dragging] = self.tabs[hover_]; + self.tabs[hover_] = tmp; + if (self.tabs[dragging].widget.dynamic_cast(Tab.ButtonType)) |btn| btn.hover = false; + self.update(); + for (self.widget_list.widgets.items) |*widgetstate| if (widgetstate.widget.dynamic_cast(Tab.ButtonType)) |btn| if (btn.drag_pos) |_| + tui.set_drag_source(&widgetstate.widget); + tui.refresh_hover(); + } + } + } + pub fn handle_resize(self: *Self, pos: Widget.Box) void { self.widget_list_widget.resize(pos); self.plane = self.widget_list.plane; @@ -258,7 +283,7 @@ pub const TabBar = struct { fn place_new_tab(self: *Self, result: *std.ArrayListUnmanaged(TabBarTab), buffer: *Buffer) !void { const buffer_manager = tui.get_buffer_manager() orelse @panic("tabs no buffer manager"); const buffer_ref = buffer_manager.buffer_to_ref(buffer); - const tab = try Tab.create(self, buffer_ref, &self.tab_style, self.event_handler); + const tab = try Tab.create(self, buffer_ref, &self.tab_style); const pos = switch (self.place_next) { .atend => try result.addOne(self.allocator), .before => |i| if (i < result.items.len) @@ -395,7 +420,7 @@ pub const TabBar = struct { if (buffer_name) |name| if (name_to_ref(name)) |buffer_ref| { (try result.addOne(self.allocator)).* = .{ .buffer_ref = buffer_ref, - .widget = try Tab.create(self, buffer_ref, &self.tab_style, self.event_handler), + .widget = try Tab.create(self, buffer_ref, &self.tab_style), }; }; } @@ -416,6 +441,7 @@ const Tab = struct { tab_style: *const Style, close_pos: ?c_uint = null, save_pos: ?c_uint = null, + on_event: ?EventHandler = null, const Mode = enum { active, inactive, selected }; @@ -425,7 +451,6 @@ const Tab = struct { tabbar: *TabBar, buffer_ref: usize, tab_style: *const Style, - event_handler: ?EventHandler, ) !Widget { const buffer_manager = tui.get_buffer_manager() orelse @panic("tabs no buffer manager"); const buffer = buffer_manager.buffer_from_ref(buffer_ref); @@ -436,7 +461,7 @@ const Tab = struct { .on_click2 = Tab.on_click2, .on_layout = Tab.layout, .on_render = Tab.render, - .on_event = event_handler, + .on_event = EventHandler.bind(tabbar, TabBar.handle_event), }); } @@ -463,159 +488,182 @@ const Tab = struct { fn render(self: *@This(), btn: *ButtonType, theme: *const Widget.Theme) bool { const active = self.tabbar.active_buffer_ref == self.buffer_ref; - const mode: Mode = if (btn.hover) .selected else if (active) .active else .inactive; - switch (mode) { - .selected => self.render_selected(btn, theme, active), - .active => self.render_active(btn, theme), - .inactive => self.render_inactive(btn, theme), + if (btn.drag_pos) |pos| { + self.render_dragging(&btn.plane, theme); + const anchor: Widget.Pos = btn.drag_anchor orelse .{}; + var box = Widget.Box.from(btn.plane); + box.y = @intCast(@max(pos.y, anchor.y) - anchor.y); + box.x = @intCast(@max(pos.x, anchor.x) - anchor.x); + if (tui.top_layer(box.to_layer())) |top_layer| { + self.render_selected(top_layer, btn.opts.label, false, theme, active); + } + } else { + const mode: Mode = if (btn.hover) .selected else if (active) .active else .inactive; + switch (mode) { + .selected => self.render_selected(&btn.plane, btn.opts.label, btn.hover, theme, active), + .active => self.render_active(&btn.plane, btn.opts.label, btn.hover, theme), + .inactive => self.render_inactive(&btn.plane, btn.opts.label, btn.hover, theme), + } } return false; } - fn render_selected(self: *@This(), btn: *ButtonType, theme: *const Widget.Theme, active: bool) void { - btn.plane.set_base_style(theme.editor); - btn.plane.erase(); - btn.plane.home(); - btn.plane.set_style(.{ + fn render_selected(self: *@This(), plane: *Plane, label: []const u8, hover: bool, theme: *const Widget.Theme, active: bool) void { + plane.set_base_style(theme.editor); + plane.erase(); + plane.home(); + plane.set_style(.{ .fg = self.tab_style.inactive_fg.from_theme(theme), .bg = self.tab_style.inactive_bg.from_theme(theme), }); - btn.plane.fill(" "); - btn.plane.home(); + plane.fill(" "); + plane.home(); if (active) { - btn.plane.set_style(.{ + plane.set_style(.{ .fg = self.tab_style.selected_fg.from_theme(theme), .bg = self.tab_style.selected_bg.from_theme(theme), }); - btn.plane.fill(" "); - btn.plane.home(); + plane.fill(" "); + plane.home(); } - btn.plane.set_style(.{ + plane.set_style(.{ .fg = self.tab_style.selected_left_fg.from_theme(theme), .bg = self.tab_style.selected_left_bg.from_theme(theme), }); - _ = btn.plane.putstr(self.tab_style.selected_left) catch {}; + _ = plane.putstr(self.tab_style.selected_left) catch {}; - btn.plane.set_style(.{ + plane.set_style(.{ .fg = self.tab_style.selected_fg.from_theme(theme), .bg = self.tab_style.selected_bg.from_theme(theme), }); - self.render_content(btn, self.tab_style.selected_fg.from_theme(theme), theme); + self.render_content(plane, label, hover, self.tab_style.selected_fg.from_theme(theme), theme); - btn.plane.set_style(.{ + plane.set_style(.{ .fg = self.tab_style.selected_right_fg.from_theme(theme), .bg = self.tab_style.selected_right_bg.from_theme(theme), }); - _ = btn.plane.putstr(self.tab_style.selected_right) catch {}; + _ = plane.putstr(self.tab_style.selected_right) catch {}; } - fn render_active(self: *@This(), btn: *ButtonType, theme: *const Widget.Theme) void { - btn.plane.set_base_style(theme.editor); - btn.plane.erase(); - btn.plane.home(); - btn.plane.set_style(.{ + fn render_active(self: *@This(), plane: *Plane, label: []const u8, hover: bool, theme: *const Widget.Theme) void { + plane.set_base_style(theme.editor); + plane.erase(); + plane.home(); + plane.set_style(.{ .fg = self.tab_style.inactive_fg.from_theme(theme), .bg = self.tab_style.inactive_bg.from_theme(theme), }); - btn.plane.fill(" "); - btn.plane.home(); - btn.plane.set_style(.{ + plane.fill(" "); + plane.home(); + plane.set_style(.{ .fg = self.tab_style.active_fg.from_theme(theme), .bg = self.tab_style.active_bg.from_theme(theme), }); - btn.plane.fill(" "); - btn.plane.home(); + plane.fill(" "); + plane.home(); - btn.plane.set_style(.{ + plane.set_style(.{ .fg = self.tab_style.active_left_fg.from_theme(theme), .bg = self.tab_style.active_left_bg.from_theme(theme), }); - _ = btn.plane.putstr(self.tab_style.active_left) catch {}; + _ = plane.putstr(self.tab_style.active_left) catch {}; - btn.plane.set_style(.{ + plane.set_style(.{ .fg = self.tab_style.active_fg.from_theme(theme), .bg = self.tab_style.active_bg.from_theme(theme), }); - self.render_content(btn, self.tab_style.active_fg.from_theme(theme), theme); + self.render_content(plane, label, hover, self.tab_style.active_fg.from_theme(theme), theme); - btn.plane.set_style(.{ + plane.set_style(.{ .fg = self.tab_style.active_right_fg.from_theme(theme), .bg = self.tab_style.active_right_bg.from_theme(theme), }); - _ = btn.plane.putstr(self.tab_style.active_right) catch {}; + _ = plane.putstr(self.tab_style.active_right) catch {}; } - fn render_inactive(self: *@This(), btn: *ButtonType, theme: *const Widget.Theme) void { - btn.plane.set_base_style(theme.editor); - btn.plane.erase(); - btn.plane.home(); - btn.plane.set_style(.{ + fn render_inactive(self: *@This(), plane: *Plane, label: []const u8, hover: bool, theme: *const Widget.Theme) void { + plane.set_base_style(theme.editor); + plane.erase(); + plane.home(); + plane.set_style(.{ .fg = self.tab_style.inactive_fg.from_theme(theme), .bg = self.tab_style.inactive_bg.from_theme(theme), }); - btn.plane.fill(" "); - btn.plane.home(); + plane.fill(" "); + plane.home(); - btn.plane.set_style(.{ + plane.set_style(.{ .fg = self.tab_style.inactive_left_fg.from_theme(theme), .bg = self.tab_style.inactive_left_bg.from_theme(theme), }); - _ = btn.plane.putstr(self.tab_style.inactive_left) catch {}; + _ = plane.putstr(self.tab_style.inactive_left) catch {}; - btn.plane.set_style(.{ + plane.set_style(.{ .fg = self.tab_style.inactive_fg.from_theme(theme), .bg = self.tab_style.inactive_bg.from_theme(theme), }); - self.render_content(btn, self.tab_style.inactive_fg.from_theme(theme), theme); + self.render_content(plane, label, hover, self.tab_style.inactive_fg.from_theme(theme), theme); - btn.plane.set_style(.{ + plane.set_style(.{ .fg = self.tab_style.inactive_right_fg.from_theme(theme), .bg = self.tab_style.inactive_right_bg.from_theme(theme), }); - _ = btn.plane.putstr(self.tab_style.inactive_right) catch {}; + _ = plane.putstr(self.tab_style.inactive_right) catch {}; } - fn render_content(self: *@This(), btn: *ButtonType, fg: ?Widget.Theme.Color, theme: *const Widget.Theme) void { + fn render_dragging(self: *@This(), plane: *Plane, theme: *const Widget.Theme) void { + plane.set_base_style(theme.editor); + plane.erase(); + plane.home(); + plane.set_style(.{ + .fg = self.tab_style.inactive_fg.from_theme(theme), + .bg = self.tab_style.inactive_bg.from_theme(theme), + }); + plane.fill(" "); + plane.home(); + } + + fn render_content(self: *@This(), plane: *Plane, label: []const u8, hover: bool, fg: ?Widget.Theme.Color, theme: *const Widget.Theme) void { const buffer_manager = tui.get_buffer_manager() orelse @panic("tabs no buffer manager"); const buffer_ = buffer_manager.buffer_from_ref(self.buffer_ref); const is_dirty = if (buffer_) |buffer| buffer.is_dirty() else false; - self.render_padding(&btn.plane, .left); + self.render_padding(plane, .left); if (self.tab_style.file_type_icon) if (buffer_) |buffer| if (buffer.file_type_icon) |icon| { const color_: ?u24 = if (buffer.file_type_color) |color| if (!(color == 0xFFFFFF or color == 0x000000 or color == 0x000001)) color else null else null; if (color_) |color| - btn.plane.set_style(.{ .fg = .{ .color = color } }); - _ = btn.plane.putstr(icon) catch {}; + plane.set_style(.{ .fg = .{ .color = color } }); + _ = plane.putstr(icon) catch {}; if (color_) |_| - btn.plane.set_style(.{ .fg = fg }); - _ = btn.plane.putstr(" ") catch {}; + plane.set_style(.{ .fg = fg }); + _ = plane.putstr(" ") catch {}; }; - _ = btn.plane.putstr(btn.opts.label) catch {}; - _ = btn.plane.putstr(" ") catch {}; + _ = plane.putstr(label) catch {}; + _ = plane.putstr(" ") catch {}; self.close_pos = null; self.save_pos = null; - if (btn.hover) { + if (hover) { if (is_dirty) { if (self.tab_style.save_icon_fg) |color| - btn.plane.set_style(.{ .fg = color.from_theme(theme) }); - self.save_pos = btn.plane.cursor_x(); - _ = btn.plane.putstr(self.tabbar.tab_style.save_icon) catch {}; + plane.set_style(.{ .fg = color.from_theme(theme) }); + self.save_pos = plane.cursor_x(); + _ = plane.putstr(self.tabbar.tab_style.save_icon) catch {}; } else { - btn.plane.set_style(.{ .fg = self.tab_style.close_icon_fg.from_theme(theme) }); - self.close_pos = btn.plane.cursor_x(); - _ = btn.plane.putstr(self.tabbar.tab_style.close_icon) catch {}; + plane.set_style(.{ .fg = self.tab_style.close_icon_fg.from_theme(theme) }); + self.close_pos = plane.cursor_x(); + _ = plane.putstr(self.tabbar.tab_style.close_icon) catch {}; } } else if (is_dirty) { if (self.tab_style.dirty_indicator_fg) |color| - btn.plane.set_style(.{ .fg = color.from_theme(theme) }); - _ = btn.plane.putstr(self.tabbar.tab_style.dirty_indicator) catch {}; + plane.set_style(.{ .fg = color.from_theme(theme) }); + _ = plane.putstr(self.tabbar.tab_style.dirty_indicator) catch {}; } else { if (self.tab_style.clean_indicator_fg) |color| - btn.plane.set_style(.{ .fg = color.from_theme(theme) }); - _ = btn.plane.putstr(self.tabbar.tab_style.clean_indicator) catch {}; + plane.set_style(.{ .fg = color.from_theme(theme) }); + _ = plane.putstr(self.tabbar.tab_style.clean_indicator) catch {}; } - btn.plane.set_style(.{ .fg = fg }); - self.render_padding(&btn.plane, .right); + plane.set_style(.{ .fg = fg }); + self.render_padding(plane, .right); } fn render_padding(self: *@This(), plane: *Plane, side: enum { left, right }) void {