{"id":2222,"date":"2026-08-02T15:17:41","date_gmt":"2026-08-02T07:17:41","guid":{"rendered":"https:\/\/xlwings.net\/blog\/?p=2222"},"modified":"2026-03-28T11:20:59","modified_gmt":"2026-03-28T11:20:59","slug":"how-to-use-applicationwidth-in-the-xlwings-api-way","status":"publish","type":"post","link":"https:\/\/xlwings.net\/blog\/how-to-use-applicationwidth-in-the-xlwings-api-way\/","title":{"rendered":"How to use Application.Width in the xlwings API way"},"content":{"rendered":"\n

The Width<\/strong> property of the Application<\/strong> object in the Excel object model controls the overall width of the Excel application window. In xlwings, this property is accessible through the api<\/code> property, which provides direct access to the underlying Excel object model. This allows you to programmatically adjust the width of the Excel window, which can be useful for creating a consistent user interface, optimizing screen space during automated tasks, or ensuring that the application window fits specific display requirements.<\/p>\n\n\n\n

Syntax in xlwings:<\/strong><\/p>\n\n\n\n

app.api.Width<\/code><\/pre>\n\n\n\n
    \n
  • Get:<\/strong> The property is read-write, so you can retrieve the current width by simply accessing it.<\/li>\n\n\n\n
  • Set:<\/strong> Assign a new numeric value (in points) to change the width. The value must be a positive number.<\/li>\n<\/ul>\n\n\n\n
    The width is measured in points<\/strong>, where one point equals 1\/72 of an inch. The maximum and minimum values depend on the user’s screen resolution and system settings, but Excel typically enforces practical limits to keep the window within the visible desktop area.<\/p>\n\n\n\n
    Example:<\/strong>
    Here are practical examples of using the Width<\/code> property with xlwings:<\/p>\n\n\n\n
      \n
    1. Getting the Current Application Window Width:<\/strong><\/li>\n<\/ol>\n\n\n\n
      import xlwings as xw\napp = xw.App(visible=True) # Start Excel application\ncurrent_width = app.api.Width\nprint(f\"The current Excel window width is {current_width} points.\")\napp.quit() # Close the application<\/code><\/pre>\n\n\n\n
      This code snippet starts Excel, reads the window width, prints it, and then closes Excel.<\/p>\n\n\n\n
        \n
      1. Setting the Application Window Width:<\/strong><\/li>\n<\/ol>\n\n\n\n
        import xlwings as xw\napp = xw.App(visible=True)\napp.api.Width = 800 # Set the width to 800 points\nprint(\"Excel window width has been set to 800 points.\")\n# Keep the application open for observation\ninput(\"Press Enter to close Excel...\")\napp.quit()<\/code><\/pre>\n\n\n\n
        Here, the width is explicitly set to 800 points, which can help standardize the window size for presentations or automated reports.<\/p>\n\n\n\n
          \n
        1. Adjusting Width Based on Screen Resolution:<\/strong><\/li>\n<\/ol>\n\n\n\n
          import xlwings as xw\nimport tkinter as tk\napp = xw.App(visible=True)\n# Use tkinter to get screen width in pixels\nroot = tk.Tk()\nscreen_width_pixels = root.winfo_screenwidth()\nroot.destroy()\n# Convert pixels to points (assuming 96 DPI: 1 pixel = 0.75 points)\nwidth_in_points = screen_width_pixels * 0.75\napp.api.Width = width_in_points # Set to half of screen width\nprint(f\"Excel window width set to {width_in_points:.2f} points (half of screen width).\")\napp.quit()<\/code><\/pre>\n\n\n\n
          This example demonstrates dynamic width adjustment by calculating half of the screen width in points, ensuring the Excel window adapts to different monitors.<\/p>\n\n\n\n
            \n
          1. Combining with Height for Full Window Control:<\/strong><\/li>\n<\/ol>\n\n\n\n
            import xlwings as xw\napp = xw.App(visible=True)\napp.api.Width = 600\napp.api.Height = 400 # Set height as well\nprint(\"Excel window resized to 600 points wide and 400 points tall.\")\napp.quit()<\/code><\/pre>\n\n\n\n
            <\/p>\n","protected":false},"excerpt":{"rendered":"
            The **Width** property of the **Application** object in the Excel object model controls the overall …<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[25],"tags":[],"class_list":["post-2222","post","type-post","status-publish","format-standard","hentry","category-xlwings-api-reference"],"_links":{"self":[{"href":"https:\/\/xlwings.net\/blog\/wp-json\/wp\/v2\/posts\/2222","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/xlwings.net\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/xlwings.net\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/xlwings.net\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/xlwings.net\/blog\/wp-json\/wp\/v2\/comments?post=2222"}],"version-history":[{"count":1,"href":"https:\/\/xlwings.net\/blog\/wp-json\/wp\/v2\/posts\/2222\/revisions"}],"predecessor-version":[{"id":3396,"href":"https:\/\/xlwings.net\/blog\/wp-json\/wp\/v2\/posts\/2222\/revisions\/3396"}],"wp:attachment":[{"href":"https:\/\/xlwings.net\/blog\/wp-json\/wp\/v2\/media?parent=2222"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/xlwings.net\/blog\/wp-json\/wp\/v2\/categories?post=2222"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/xlwings.net\/blog\/wp-json\/wp\/v2\/tags?post=2222"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}