Add 'zimgui/' from commit 'a053e62c779b1ba303e21330b266a1b32d26b27a'

git-subtree-dir: zimgui
git-subtree-mainline: b0d2e231b0
git-subtree-split: a053e62c77

zimgui/demo/build.zig

@@ -0,0 +1,28 @@
+const std = @import("std");
+
+pub fn build(b: *std.Build) void {
+    const target = b.standardTargetOptions(.{});
+    const optimize = b.standardOptimizeOption(.{});
+
+    // const cimgui = b.dependency("zimgui", .{}).artifact("cimgui");
+    const zimgui = b.dependency("zimgui", .{});
+
+    const exe = b.addExecutable(.{
+        .name = "demo",
+        .root_source_file = b.path("src/main.zig"),
+        .target = target,
+        .optimize = optimize,
+    });
+    exe.root_module.addImport("zimgui", zimgui.module("zimgui"));
+    exe.linkSystemLibrary2("glfw3", .{});
+    b.installArtifact(exe);
+
+    const run_cmd = b.addRunArtifact(exe);
+    run_cmd.step.dependOn(b.getInstallStep());
+    if (b.args) |args| {
+        run_cmd.addArgs(args);
+    }
+
+    const run_step = b.step("run", "Run the app");
+    run_step.dependOn(&run_cmd.step);
+}

zimgui/demo/build.zig.zon

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+.{
+    .name = "demo",
+    .version = "0.0.0",
+    .dependencies = .{
+        .zimgui = .{ .path=".." },
+    },
+    .paths = .{
+        "build.zig",
+        "build.zig.zon",
+        "src",
+    },
+}

zimgui/demo/src/main.zig

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+const std = @import("std");
+
+const im = @import("zimgui");
+
+const c = @cImport({
+    @cDefine("GLFW_INCLUDE_NONE", {});
+    @cInclude("GLFW/glfw3.h");
+});
+
+pub fn main() !void {
+    im.init();
+    defer im.deinit();
+
+    _ = c.glfwInit();
+    defer c.glfwTerminate();
+
+    const w = c.glfwCreateWindow(1280, 720, "hello", null, null);
+    defer c.glfwDestroyWindow(w);
+
+    while (c.glfwWindowShouldClose(w) != c.GLFW_TRUE) {
+        c.glfwPollEvents();
+    }
+}
+
+test "simple test" {
+    var list = std.ArrayList(i32).init(std.testing.allocator);
+    defer list.deinit(); // try commenting this out and see if zig detects the memory leak!
+    try list.append(42);
+    try std.testing.expectEqual(@as(i32, 42), list.pop());
+}