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inspector: terminal tab

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This commit is contained in:
Mitchell Hashimoto
2026-01-27 09:08:37 -08:00
parent 377c6d7700
commit 41b5dc4928
4 changed files with 239 additions and 1 deletions
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10
src/inspector/Inspector.zig
View File

@@ -62,6 +62,11 @@ need_scroll_to_selected: bool = false,
/// Flag indicating whether the selection was made by keyboard
is_keyboard_selection: bool = false,
/// Windows
windows: struct {
terminal: inspector.terminal.Window = .{},
} = .{},
/// Enum representing keyboard navigation actions
const KeyAction = enum {
down,
@@ -229,6 +234,8 @@ pub fn render(self: *Inspector) void {
{
self.surface.renderer_state.mutex.lock();
defer self.surface.renderer_state.mutex.unlock();
const t = self.surface.renderer_state.terminal;
self.windows.terminal.render(t);
self.renderScreenWindow();
self.renderModesWindow();
self.renderKeyboardWindow();
@@ -257,7 +264,7 @@ fn setupLayout(self: *Inspector, dock_id_main: cimgui.c.ImGuiID) void {
_ = self;
// Our initial focus
cimgui.c.ImGui_SetWindowFocusStr(window_screen);
cimgui.c.ImGui_SetWindowFocusStr(inspector.terminal.Window.name);
// Setup our initial layout.
const dock_id: struct {
@@ -285,6 +292,7 @@ fn setupLayout(self: *Inspector, dock_id_main: cimgui.c.ImGuiID) void {
cimgui.ImGui_DockBuilderDockWindow(window_keyboard, dock_id.left);
cimgui.ImGui_DockBuilderDockWindow(window_termio, dock_id.left);
cimgui.ImGui_DockBuilderDockWindow(window_screen, dock_id.left);
cimgui.ImGui_DockBuilderDockWindow(inspector.terminal.Window.name, dock_id.left);
cimgui.ImGui_DockBuilderDockWindow(window_imgui_demo, dock_id.left);
cimgui.ImGui_DockBuilderDockWindow(window_size, dock_id.right);
cimgui.ImGui_DockBuilderFinish(dock_id_main);

1
src/inspector/main.zig
View File

@@ -4,6 +4,7 @@ pub const cursor = @import("cursor.zig");
pub const key = @import("key.zig");
pub const page = @import("page.zig");
pub const termio = @import("termio.zig");
pub const terminal = @import("terminal.zig");
pub const Cell = cell.Cell;
pub const Inspector = @import("Inspector.zig");

215
src/inspector/terminal.zig Normal file
View File

@@ -0,0 +1,215 @@
const std = @import("std");
const Allocator = std.mem.Allocator;
const cimgui = @import("dcimgui");
const terminal = @import("../terminal/main.zig");
const Terminal = terminal.Terminal;
const widgets = @import("widgets.zig");
/// Window to show terminal state information.
pub const Window = struct {
/// Window name/id.
pub const name = "Terminal";
// Render
pub fn render(self: *Window, t: *Terminal) void {
_ = self;
// Start our window. If we're collapsed we do nothing.
defer cimgui.c.ImGui_End();
if (!cimgui.c.ImGui_Begin(
name,
null,
cimgui.c.ImGuiWindowFlags_NoFocusOnAppearing,
)) return;
if (cimgui.c.ImGui_CollapsingHeader(
"General",
cimgui.c.ImGuiTreeNodeFlags_DefaultOpen,
)) {
_ = cimgui.c.ImGui_BeginTable(
"table_general",
2,
cimgui.c.ImGuiTableFlags_None,
);
defer cimgui.c.ImGui_EndTable();
{
cimgui.c.ImGui_TableNextRow();
{
_ = cimgui.c.ImGui_TableSetColumnIndex(0);
cimgui.c.ImGui_Text("Working Directory");
cimgui.c.ImGui_SameLine();
widgets.helpMarker("The current working directory reported by the shell.");
}
{
_ = cimgui.c.ImGui_TableSetColumnIndex(1);
if (t.pwd.items.len > 0) {
cimgui.c.ImGui_Text(
"%.*s",
t.pwd.items.len,
t.pwd.items.ptr,
);
} else {
cimgui.c.ImGui_TextDisabled("(none)");
}
}
}
{
cimgui.c.ImGui_TableNextRow();
{
_ = cimgui.c.ImGui_TableSetColumnIndex(0);
cimgui.c.ImGui_Text("Focused");
cimgui.c.ImGui_SameLine();
widgets.helpMarker("Whether the terminal itself is currently focused.");
}
{
_ = cimgui.c.ImGui_TableSetColumnIndex(1);
var value: bool = t.flags.focused;
_ = cimgui.c.ImGui_Checkbox("##focused", &value);
}
}
{
cimgui.c.ImGui_TableNextRow();
{
_ = cimgui.c.ImGui_TableSetColumnIndex(0);
cimgui.c.ImGui_Text("Previous Char");
cimgui.c.ImGui_SameLine();
widgets.helpMarker("The previously printed character, used only for the REP sequence.");
}
{
_ = cimgui.c.ImGui_TableSetColumnIndex(1);
if (t.previous_char) |c| {
cimgui.c.ImGui_Text("U+%04X", @as(u32, c));
} else {
cimgui.c.ImGui_TextDisabled("(none)");
}
}
}
}
if (cimgui.c.ImGui_CollapsingHeader(
"Layout",
cimgui.c.ImGuiTreeNodeFlags_DefaultOpen,
)) {
_ = cimgui.c.ImGui_BeginTable(
"table_layout",
2,
cimgui.c.ImGuiTableFlags_None,
);
defer cimgui.c.ImGui_EndTable();
{
cimgui.c.ImGui_TableNextRow();
{
_ = cimgui.c.ImGui_TableSetColumnIndex(0);
cimgui.c.ImGui_Text("Grid");
cimgui.c.ImGui_SameLine();
widgets.helpMarker("The size of the terminal grid in columns and rows.");
}
{
_ = cimgui.c.ImGui_TableSetColumnIndex(1);
cimgui.c.ImGui_Text(
"%dc x %dr",
t.cols,
t.rows,
);
}
}
{
cimgui.c.ImGui_TableNextRow();
{
_ = cimgui.c.ImGui_TableSetColumnIndex(0);
cimgui.c.ImGui_Text("Pixels");
cimgui.c.ImGui_SameLine();
widgets.helpMarker("The size of the terminal grid in pixels.");
}
{
_ = cimgui.c.ImGui_TableSetColumnIndex(1);
cimgui.c.ImGui_Text(
"%dw x %dh",
t.width_px,
t.height_px,
);
}
}
{
cimgui.c.ImGui_TableNextRow();
{
_ = cimgui.c.ImGui_TableSetColumnIndex(0);
cimgui.c.ImGui_Text("Scroll Region");
cimgui.c.ImGui_SameLine();
widgets.helpMarker("The scrolling region boundaries (top, bottom, left, right).");
}
{
_ = cimgui.c.ImGui_TableSetColumnIndex(1);
cimgui.c.ImGui_PushItemWidth(cimgui.c.ImGui_CalcTextSize("00000").x);
defer cimgui.c.ImGui_PopItemWidth();
var override = t.scrolling_region;
var changed = false;
cimgui.c.ImGui_AlignTextToFramePadding();
cimgui.c.ImGui_Text("T:");
cimgui.c.ImGui_SameLine();
if (cimgui.c.ImGui_InputScalar(
"##scroll_top",
cimgui.c.ImGuiDataType_U16,
&override.top,
)) {
override.top = @min(override.top, t.rows -| 1);
changed = true;
}
cimgui.c.ImGui_SameLine();
cimgui.c.ImGui_Text("B:");
cimgui.c.ImGui_SameLine();
if (cimgui.c.ImGui_InputScalar(
"##scroll_bottom",
cimgui.c.ImGuiDataType_U16,
&override.bottom,
)) {
override.bottom = @min(override.bottom, t.rows -| 1);
changed = true;
}
cimgui.c.ImGui_SameLine();
cimgui.c.ImGui_Text("L:");
cimgui.c.ImGui_SameLine();
if (cimgui.c.ImGui_InputScalar(
"##scroll_left",
cimgui.c.ImGuiDataType_U16,
&override.left,
)) {
override.left = @min(override.left, t.cols -| 1);
changed = true;
}
cimgui.c.ImGui_SameLine();
cimgui.c.ImGui_Text("R:");
cimgui.c.ImGui_SameLine();
if (cimgui.c.ImGui_InputScalar(
"##scroll_right",
cimgui.c.ImGuiDataType_U16,
&override.right,
)) {
override.right = @min(override.right, t.cols -| 1);
changed = true;
}
// If we modified it then update our scrolling region
// directly.
if (changed and
override.top < override.bottom and
override.left < override.right)
{
t.scrolling_region = override;
}
}
}
} // cursor
}
};

14
src/inspector/widgets.zig Normal file
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@@ -0,0 +1,14 @@
const cimgui = @import("dcimgui");
/// Draws a "(?)" disabled text marker that shows some help text
/// on hover.
pub fn helpMarker(text: [:0]const u8) void {
cimgui.c.ImGui_TextDisabled("(?)");
if (!cimgui.c.ImGui_BeginItemTooltip()) return;
defer cimgui.c.ImGui_EndTooltip();
cimgui.c.ImGui_PushTextWrapPos(cimgui.c.ImGui_GetFontSize() * 35.0);
defer cimgui.c.ImGui_PopTextWrapPos();
cimgui.c.ImGui_TextUnformatted(text.ptr);
}